20160655

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{853}}^1$

素因数の和:1050

約数の個数: 16

約数和(自身を含む): 25210080

約数和(自身を除く): 5049425

約数列:

[1, 5, 29, 145, 163, 815, 853, 4265, 4727, 23635, 24737, 123685, 139039, 695195, 4032131, 20160655]

約数ペア:

[(1, 20160655), (5, 4032131), (29, 695195), (145, 139039), (163, 123685), (815, 24737), (853, 23635), (4265, 4727)]