68216740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2341}}^1$

素因数の和:2428

約数の個数: 48

約数和(自身を含む): 151087104

約数和(自身を除く): 82870364

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1457, 2341, 2914, 4682, 5828, 7285, 9364, 11705, 14570, 23410, 29140, 46820, 72571, 110027, 145142, 220054, 290284, 362855, 440108, 550135, 725710, 1100270, 1451420, 2200540, 3410837, 6821674, 13643348, 17054185, 34108370, 68216740]

約数ペア:

[(1, 68216740), (2, 34108370), (4, 17054185), (5, 13643348), (10, 6821674), (20, 3410837), (31, 2200540), (47, 1451420), (62, 1100270), (94, 725710), (124, 550135), (155, 440108), (188, 362855), (235, 290284), (310, 220054), (470, 145142), (620, 110027), (940, 72571), (1457, 46820), (2341, 29140), (2914, 23410), (4682, 14570), (5828, 11705), (7285, 9364)]