89867810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1\times {\mathrm{719}}^1$

素因数の和:1186

約数の個数: 32

約数和(自身を含む): 167961600

約数和(自身を除く): 78093790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 431, 719, 862, 1438, 2155, 3595, 4310, 7190, 12499, 20851, 24998, 41702, 62495, 104255, 124990, 208510, 309889, 619778, 1549445, 3098890, 8986781, 17973562, 44933905, 89867810]

約数ペア:

[(1, 89867810), (2, 44933905), (5, 17973562), (10, 8986781), (29, 3098890), (58, 1549445), (145, 619778), (290, 309889), (431, 208510), (719, 124990), (862, 104255), (1438, 62495), (2155, 41702), (3595, 24998), (4310, 20851), (7190, 12499)]