90805655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{6977}}^1$

素因数の和:7138

約数の個数: 16

約数和(自身を含む): 115555680

約数和(自身を除く): 24750025

約数列:

[1, 5, 19, 95, 137, 685, 2603, 6977, 13015, 34885, 132563, 662815, 955849, 4779245, 18161131, 90805655]

約数ペア:

[(1, 90805655), (5, 18161131), (19, 4779245), (95, 955849), (137, 662815), (685, 132563), (2603, 34885), (6977, 13015)]