What number is the greatest common factor of a number over 50?
A single number does not have a common factor. Common factors
are factors that two or more numbers have in common. The greatest
common factor of a pair of numbers over 50 could be any number,
depending on the pair of numbers.
The greatest common factor of 51 and 100 is 1.
The greatest common factor of 51, 52, 53, 54, 55, and 56 is
1.
The greatest common factor of 52 and 100 is 2.
The greatest common factor of 57 and 102 is 3.