Q: What is the sum of all factors of the number 128,872 excluding 128,872?
A: 116,828
The factors of the number 128,872 are: 1, 2, 4, 8, 89, 178, 181, 356, 362, 712, 724, 1448, 16109, 32218, 64436, 128872.
If you add them up, you will get the total of 128,988. Now subtract 128,872 to get 116,828