Q: What is the sum of all factors of the number 71,890 excluding 71,890?
A: 89,390
The factors of the number 71,890 are: 1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 79, 91, 130, 158, 182, 395, 455, 553, 790, 910, 1027, 1106, 2054, 2765, 5135, 5530, 7189, 10270, 14378, 35945, 71890.
If you add them up, you will get the total of 71,979. Now subtract 71,890 to get 89,390