56789025

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{17609}}^1$

素因数の和:17665

約数の個数: 24

約数和(自身を含む): 96080160

約数和(自身を除く): 39291135

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 17609, 52827, 88045, 264135, 440225, 757187, 1320675, 2271561, 3785935, 11357805, 18929675, 56789025]

約数ペア:

[(1, 56789025), (3, 18929675), (5, 11357805), (15, 3785935), (25, 2271561), (43, 1320675), (75, 757187), (129, 440225), (215, 264135), (645, 88045), (1075, 52827), (3225, 17609)]