Q: What is the sum of all factors of the number 151,990 excluding 151,990?
A: 121,610
The factors of the number 151,990 are: 1, 2, 5, 10, 15199, 30398, 75995, 151990.
If you add them up, you will get the total of 152,111. Now subtract 151,990 to get 121,610