Q: What is the sum of all factors of the number 80,390 excluding 80,390?
A: 64,330
The factors of the number 80,390 are: 1, 2, 5, 10, 8039, 16078, 40195, 80390.
If you add them up, you will get the total of 80,454. Now subtract 80,390 to get 64,330