Q: What is the sum of all factors of the number 159,920 excluding 159,920?
A: 212,080
The factors of the number 159,920 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1999, 3998, 7996, 9995, 15992, 19990, 31984, 39980, 79960, 159920.
If you add them up, you will get the total of 160,132. Now subtract 159,920 to get 212,080