15982850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 32581248

約数和(自身を除く): 16598398

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 325, 335, 367, 650, 670, 734, 871, 1675, 1742, 1835, 3350, 3670, 4355, 4771, 8710, 9175, 9542, 18350, 21775, 23855, 24589, 43550, 47710, 49178, 119275, 122945, 238550, 245890, 319657, 614725, 639314, 1229450, 1598285, 3196570, 7991425, 15982850]

約数ペア:

[(1, 15982850), (2, 7991425), (5, 3196570), (10, 1598285), (13, 1229450), (25, 639314), (26, 614725), (50, 319657), (65, 245890), (67, 238550), (130, 122945), (134, 119275), (325, 49178), (335, 47710), (367, 43550), (650, 24589), (670, 23855), (734, 21775), (871, 18350), (1675, 9542), (1742, 9175), (1835, 8710), (3350, 4771), (3670, 4355)]