71035120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{409}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 179363520

約数和(自身を除く): 108328400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 167, 208, 260, 334, 409, 520, 668, 818, 835, 1040, 1336, 1636, 1670, 2045, 2171, 2672, 3272, 3340, 4090, 4342, 5317, 6544, 6680, 8180, 8684, 10634, 10855, 13360, 16360, 17368, 21268, 21710, 26585, 32720, 34736, 42536, 43420, 53170, 68303, 85072, 86840, 106340, 136606, 173680, 212680, 273212, 341515, 425360, 546424, 683030, 887939, 1092848, 1366060, 1775878, 2732120, 3551756, 4439695, 5464240, 7103512, 8879390, 14207024, 17758780, 35517560, 71035120]

約数ペア:

[(1, 71035120), (2, 35517560), (4, 17758780), (5, 14207024), (8, 8879390), (10, 7103512), (13, 5464240), (16, 4439695), (20, 3551756), (26, 2732120), (40, 1775878), (52, 1366060), (65, 1092848), (80, 887939), (104, 683030), (130, 546424), (167, 425360), (208, 341515), (260, 273212), (334, 212680), (409, 173680), (520, 136606), (668, 106340), (818, 86840), (835, 85072), (1040, 68303), (1336, 53170), (1636, 43420), (1670, 42536), (2045, 34736), (2171, 32720), (2672, 26585), (3272, 21710), (3340, 21268), (4090, 17368), (4342, 16360), (5317, 13360), (6544, 10855), (6680, 10634), (8180, 8684)]