71323180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{122971}}^1$

素因数の和:123009

約数の個数: 24

約数和(自身を含む): 154944720

約数和(自身を除く): 83621540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 122971, 245942, 491884, 614855, 1229710, 2459420, 3566159, 7132318, 14264636, 17830795, 35661590, 71323180]

約数ペア:

[(1, 71323180), (2, 35661590), (4, 17830795), (5, 14264636), (10, 7132318), (20, 3566159), (29, 2459420), (58, 1229710), (116, 614855), (145, 491884), (290, 245942), (580, 122971)]