87408425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4409}}^1$

素因数の和:4493

約数の個数: 24

約数和(自身を含む): 118664280

約数和(自身を除く): 31255855

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1525, 3965, 4409, 19825, 22045, 57317, 110225, 268949, 286585, 1344745, 1432925, 3496337, 6723725, 17481685, 87408425]

約数ペア:

[(1, 87408425), (5, 17481685), (13, 6723725), (25, 3496337), (61, 1432925), (65, 1344745), (305, 286585), (325, 268949), (793, 110225), (1525, 57317), (3965, 22045), (4409, 19825)]