Q: What is the sum of all factors of the number 129,980 excluding 129,980?
A: 149,908
The factors of the number 129,980 are: 1, 2, 4, 5, 10, 20, 67, 97, 134, 194, 268, 335, 388, 485, 670, 970, 1340, 1940, 6499, 12998, 25996, 32495, 64990, 129980.
If you add them up, you will get the total of 130,129. Now subtract 129,980 to get 149,908