Q: What is the sum of all factors of the number 79,990 excluding 79,990?
A: 71,930
The factors of the number 79,990 are: 1, 2, 5, 10, 19, 38, 95, 190, 421, 842, 2105, 4210, 7999, 15998, 39995, 79990.
If you add them up, you will get the total of 80,061. Now subtract 79,990 to get 71,930