289133780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{6659}}^1$

素因数の和:6848

約数の個数: 48

約数和(自身を含む): 657901440

約数和(自身を除く): 368767660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 1670, 2171, 3340, 4342, 6659, 8684, 10855, 13318, 21710, 26636, 33295, 43420, 66590, 86567, 133180, 173134, 346268, 432835, 865670, 1112053, 1731340, 2224106, 4448212, 5560265, 11120530, 14456689, 22241060, 28913378, 57826756, 72283445, 144566890, 289133780]

約数ペア:

[(1, 289133780), (2, 144566890), (4, 72283445), (5, 57826756), (10, 28913378), (13, 22241060), (20, 14456689), (26, 11120530), (52, 5560265), (65, 4448212), (130, 2224106), (167, 1731340), (260, 1112053), (334, 865670), (668, 432835), (835, 346268), (1670, 173134), (2171, 133180), (3340, 86567), (4342, 66590), (6659, 43420), (8684, 33295), (10855, 26636), (13318, 21710)]