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61 and 80 don't have a common factor (except 1 which doesn't count).

Q: What is the greatest common factor of 61 and 80?

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The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.The greatest common factor of 40, 80, and 128 is 8

The GCF is 8.

The GCF of 32, 80, and 96 is 16.

The greatest common factor is 16, because 16 is the largest number that will divide evenly into all three numbers.

The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.The greatest common factor of 100, 80, and 16 is 4.

Related questions

The greatest common factor of 54 and 80 is 2

The greatest common factor of 80 , 180 = 20

The greatest common factor of 80 and 120 is 40.

The greatest common factor of 25 and 80 is 5.

The greatest common factor of 80 and 126 is 2.

The greatest common factor of 80 and 105 is 5.

The greatest common factor of 24, 48, and 80 is 8.

The Greatest Common Factor of 80, 52, 60: 4

The Greatest Common Factor (GCF) is: 10

The Greatest Common Factor of 60, 80, 120 is 20.

The greatest common factor of 54 and 80 is 2.

The greatest common factor (GCF) is 5.