Q: What is the sum of all factors of the number 80,980 excluding 80,980?
A: 89,120
The factors of the number 80,980 are: 1, 2, 4, 5, 10, 20, 4049, 8098, 16196, 20245, 40490, 80980.
If you add them up, you will get the total of 81,069. Now subtract 80,980 to get 89,120