Q: What is the sum of all factors of the number 84,890 excluding 84,890?
A: 79,918
The factors of the number 84,890 are: 1, 2, 5, 10, 13, 26, 65, 130, 653, 1306, 3265, 6530, 8489, 16978, 42445, 84890.
If you add them up, you will get the total of 84,969. Now subtract 84,890 to get 79,918