80653885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{21031}}^1$

素因数の和:21108

約数の個数: 16

約数和(自身を含む): 106001280

約数和(自身を除く): 25347395

約数列:

[1, 5, 13, 59, 65, 295, 767, 3835, 21031, 105155, 273403, 1240829, 1367015, 6204145, 16130777, 80653885]

約数ペア:

[(1, 80653885), (5, 16130777), (13, 6204145), (59, 1367015), (65, 1240829), (295, 273403), (767, 105155), (3835, 21031)]