126178520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1453}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 307782720

約数和(自身を除く): 181604200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 167, 260, 334, 520, 668, 835, 1336, 1453, 1670, 2171, 2906, 3340, 4342, 5812, 6680, 7265, 8684, 10855, 11624, 14530, 17368, 18889, 21710, 29060, 37778, 43420, 58120, 75556, 86840, 94445, 151112, 188890, 242651, 377780, 485302, 755560, 970604, 1213255, 1941208, 2426510, 3154463, 4853020, 6308926, 9706040, 12617852, 15772315, 25235704, 31544630, 63089260, 126178520]

約数ペア:

[(1, 126178520), (2, 63089260), (4, 31544630), (5, 25235704), (8, 15772315), (10, 12617852), (13, 9706040), (20, 6308926), (26, 4853020), (40, 3154463), (52, 2426510), (65, 1941208), (104, 1213255), (130, 970604), (167, 755560), (260, 485302), (334, 377780), (520, 242651), (668, 188890), (835, 151112), (1336, 94445), (1453, 86840), (1670, 75556), (2171, 58120), (2906, 43420), (3340, 37778), (4342, 29060), (5812, 21710), (6680, 18889), (7265, 17368), (8684, 14530), (10855, 11624)]