Q: What is the sum of all factors of the number 65,980 including 65,980?
A: 138,600
The factors of the number 65,980 are: 1, 2, 4, 5, 10, 20, 3299, 6598, 13196, 16495, 32990, 65980.
If you add them up, you will get the total of 138,600.