It is: 1
78 and 64's highest common factor is two.
64 and 40's highest common factor is eight.
The Highest Common Factor is: 8
The GCF is 1.
Yes and the highest common factor is 32
The highest common factor of both numbers is 32
It is 8
8
It is 4
The highest common factor of 48 64 and 80 is 16.
64 and 16's highest common factor is 16.
8