155871775

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2377}}^1$

素因数の和:2491

約数の個数: 24

約数和(自身を含む): 201102704

約数和(自身を除く): 45230929

約数列:

[1, 5, 25, 43, 61, 215, 305, 1075, 1525, 2377, 2623, 11885, 13115, 59425, 65575, 102211, 144997, 511055, 724985, 2555275, 3624925, 6234871, 31174355, 155871775]

約数ペア:

[(1, 155871775), (5, 31174355), (25, 6234871), (43, 3624925), (61, 2555275), (215, 724985), (305, 511055), (1075, 144997), (1525, 102211), (2377, 65575), (2623, 59425), (11885, 13115)]