90678545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{8447}}^1$

素因数の和:8584

約数の個数: 16

約数和(自身を含む): 115568640

約数和(自身を除く): 24890095

約数列:

[1, 5, 19, 95, 113, 565, 2147, 8447, 10735, 42235, 160493, 802465, 954511, 4772555, 18135709, 90678545]

約数ペア:

[(1, 90678545), (5, 18135709), (19, 4772555), (95, 954511), (113, 802465), (565, 160493), (2147, 42235), (8447, 10735)]