80= 2*2*2*2*5
35= 5*7
The only factor they have in common is 5, so the answer is 5.
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The greatest common factor of 54 and 80 is 2
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 24, 48, and 80 is 8.
The greatest common factor (GCF) of 64, 80, and 120 is: 8