61857640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2531}}^1$

素因数の和:2602

約数の個数: 64

約数和(自身を含む): 153135360

約数和(自身を除く): 91277720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 2531, 3055, 4888, 5062, 6110, 10124, 12220, 12655, 20248, 24440, 25310, 32903, 50620, 65806, 101240, 118957, 131612, 164515, 237914, 263224, 329030, 475828, 594785, 658060, 951656, 1189570, 1316120, 1546441, 2379140, 3092882, 4758280, 6185764, 7732205, 12371528, 15464410, 30928820, 61857640]

約数ペア:

[(1, 61857640), (2, 30928820), (4, 15464410), (5, 12371528), (8, 7732205), (10, 6185764), (13, 4758280), (20, 3092882), (26, 2379140), (40, 1546441), (47, 1316120), (52, 1189570), (65, 951656), (94, 658060), (104, 594785), (130, 475828), (188, 329030), (235, 263224), (260, 237914), (376, 164515), (470, 131612), (520, 118957), (611, 101240), (940, 65806), (1222, 50620), (1880, 32903), (2444, 25310), (2531, 24440), (3055, 20248), (4888, 12655), (5062, 12220), (6110, 10124)]