Greatest Common Factor of 85, 16, 20, 980

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 85, 16, 20, 980 by common division method
• Greatest Common Factor of 85, 16, 20, 980 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 980

List of positive integer factors of 980 that divides 980 without a remainder.

1,2,4,5,7,10,14,20,28,35,49,70,98,140,196,245,490,980

Greatest Common Factor

We found the factors 85,16,20,980 . The biggest common factor number is the GCF number.
So the greatest common factor 85,16,20,980 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 62, 23, 51, 930
• GCF of 23, 18, 81, 154
• GCF of 15, 34, 12, 733
• GCF of 60, 53, 49, 740
• GCF of 72, 86, 39, 940

1. What is the GCF of 85, 16, 20, 980?

Answer: GCF of 85, 16, 20, 980 is 1.

2. How to Find the GCF of 85, 16, 20, 980

Answer: Greatest Common Factor(GCF) of 85, 16, 20, 980 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(85, 16, 20, 980) = 1.