90520375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 126187776

約数和(自身を除く): 35667401

約数列:

[1, 5, 11, 25, 43, 55, 125, 215, 275, 473, 1075, 1375, 1531, 2365, 5375, 7655, 11825, 16841, 38275, 59125, 65833, 84205, 191375, 329165, 421025, 724163, 1645825, 2105125, 3620815, 8229125, 18104075, 90520375]

約数ペア:

[(1, 90520375), (5, 18104075), (11, 8229125), (25, 3620815), (43, 2105125), (55, 1645825), (125, 724163), (215, 421025), (275, 329165), (473, 191375), (1075, 84205), (1375, 65833), (1531, 59125), (2365, 38275), (5375, 16841), (7655, 11825)]