25643910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 63917568

約数和(自身を除く): 38273658

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 103, 129, 193, 206, 215, 258, 309, 386, 430, 515, 579, 618, 645, 965, 1030, 1158, 1290, 1545, 1930, 2895, 3090, 4429, 5790, 8299, 8858, 13287, 16598, 19879, 22145, 24897, 26574, 39758, 41495, 44290, 49794, 59637, 66435, 82990, 99395, 119274, 124485, 132870, 198790, 248970, 298185, 596370, 854797, 1709594, 2564391, 4273985, 5128782, 8547970, 12821955, 25643910]

約数ペア:

[(1, 25643910), (2, 12821955), (3, 8547970), (5, 5128782), (6, 4273985), (10, 2564391), (15, 1709594), (30, 854797), (43, 596370), (86, 298185), (103, 248970), (129, 198790), (193, 132870), (206, 124485), (215, 119274), (258, 99395), (309, 82990), (386, 66435), (430, 59637), (515, 49794), (579, 44290), (618, 41495), (645, 39758), (965, 26574), (1030, 24897), (1158, 22145), (1290, 19879), (1545, 16598), (1930, 13287), (2895, 8858), (3090, 8299), (4429, 5790)]