90180215

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1\times {\mathrm{827}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 109872288

約数和(自身を除く): 19692073

約数列:

[1, 5, 113, 193, 565, 827, 965, 4135, 21809, 93451, 109045, 159611, 467255, 798055, 18036043, 90180215]

約数ペア:

[(1, 90180215), (5, 18036043), (113, 798055), (193, 467255), (565, 159611), (827, 109045), (965, 93451), (4135, 21809)]