Greatest Common Factor of 80, 20, 85, 310

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

• Greatest Common Factor of 80, 20, 85, 310 by common division method
• Greatest Common Factor of 80, 20, 85, 310 with matching the biggest common factor

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∴ So the GCF of the given numbers is 5 = 5

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 20

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

1,2,4,5,10,20

Factors of 85

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

1,5,17,85

Factors of 310

List of positive integer factors of 310 that divides 310 without a remainder.

1,2,5,10,31,62,155,310

Greatest Common Factor

We found the factors 80,20,85,310 . The biggest common factor number is the GCF number.
So the greatest common factor 80,20,85,310 is 5.

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

• GCF of 47, 78, 29, 835
• GCF of 87, 44, 63, 899
• GCF of 15, 61, 79, 804
• GCF of 92, 29, 19, 272
• GCF of 87, 23, 28, 288

1. What is the GCF of 80, 20, 85, 310?

Answer: GCF of 80, 20, 85, 310 is 5.

2. How to Find the GCF of 80, 20, 85, 310

Answer: Greatest Common Factor(GCF) of 80, 20, 85, 310 = 5

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

Step 2: Then multiply all the prime factors GCF(80, 20, 85, 310) = 5.