74835280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1531}}^1$

素因数の和:1604

約数の個数: 80

約数和(自身を含む): 191487744

約数和(自身を除く): 116652464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1531, 1880, 2444, 3055, 3062, 3760, 4888, 6110, 6124, 7655, 9776, 12220, 12248, 15310, 19903, 24440, 24496, 30620, 39806, 48880, 61240, 71957, 79612, 99515, 122480, 143914, 159224, 199030, 287828, 318448, 359785, 398060, 575656, 719570, 796120, 935441, 1151312, 1439140, 1592240, 1870882, 2878280, 3741764, 4677205, 5756560, 7483528, 9354410, 14967056, 18708820, 37417640, 74835280]

約数ペア:

[(1, 74835280), (2, 37417640), (4, 18708820), (5, 14967056), (8, 9354410), (10, 7483528), (13, 5756560), (16, 4677205), (20, 3741764), (26, 2878280), (40, 1870882), (47, 1592240), (52, 1439140), (65, 1151312), (80, 935441), (94, 796120), (104, 719570), (130, 575656), (188, 398060), (208, 359785), (235, 318448), (260, 287828), (376, 199030), (470, 159224), (520, 143914), (611, 122480), (752, 99515), (940, 79612), (1040, 71957), (1222, 61240), (1531, 48880), (1880, 39806), (2444, 30620), (3055, 24496), (3062, 24440), (3760, 19903), (4888, 15310), (6110, 12248), (6124, 12220), (7655, 9776)]