85194890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:599

約数の個数: 48

約数和(自身を含む): 169926120

約数和(自身を除く): 84731230

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 181, 242, 362, 389, 605, 778, 905, 1210, 1810, 1945, 1991, 3890, 3982, 4279, 8558, 9955, 19910, 21395, 21901, 42790, 43802, 47069, 70409, 94138, 109505, 140818, 219010, 235345, 352045, 470690, 704090, 774499, 1548998, 3872495, 7744990, 8519489, 17038978, 42597445, 85194890]

約数ペア:

[(1, 85194890), (2, 42597445), (5, 17038978), (10, 8519489), (11, 7744990), (22, 3872495), (55, 1548998), (110, 774499), (121, 704090), (181, 470690), (242, 352045), (362, 235345), (389, 219010), (605, 140818), (778, 109505), (905, 94138), (1210, 70409), (1810, 47069), (1945, 43802), (1991, 42790), (3890, 21901), (3982, 21395), (4279, 19910), (8558, 9955)]