Q: What is the sum of all factors of the number 81,787,778 excluding 81,787,778?
A: 40,893,892
The factors of the number 81,787,778 are: 1, 2, 40893889, 81787778.
If you add them up, you will get the total of 81,787,818. Now subtract 81,787,778 to get 40,893,892