89422840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{449}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 217728000

約数和(自身を除く): 128305160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 383, 449, 520, 766, 898, 1532, 1796, 1915, 2245, 3064, 3592, 3830, 4490, 4979, 5837, 7660, 8980, 9958, 11674, 15320, 17960, 19916, 23348, 24895, 29185, 39832, 46696, 49790, 58370, 99580, 116740, 171967, 199160, 233480, 343934, 687868, 859835, 1375736, 1719670, 2235571, 3439340, 4471142, 6878680, 8942284, 11177855, 17884568, 22355710, 44711420, 89422840]

約数ペア:

[(1, 89422840), (2, 44711420), (4, 22355710), (5, 17884568), (8, 11177855), (10, 8942284), (13, 6878680), (20, 4471142), (26, 3439340), (40, 2235571), (52, 1719670), (65, 1375736), (104, 859835), (130, 687868), (260, 343934), (383, 233480), (449, 199160), (520, 171967), (766, 116740), (898, 99580), (1532, 58370), (1796, 49790), (1915, 46696), (2245, 39832), (3064, 29185), (3592, 24895), (3830, 23348), (4490, 19916), (4979, 17960), (5837, 15320), (7660, 11674), (8980, 9958)]