49818680

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9091}}^1$

素因数の和:9239

約数の個数: 32

約数和(自身を含む): 112922640

約数和(自身を除く): 63103960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 9091, 18182, 36364, 45455, 72728, 90910, 181820, 363640, 1245467, 2490934, 4981868, 6227335, 9963736, 12454670, 24909340, 49818680]

約数ペア:

[(1, 49818680), (2, 24909340), (4, 12454670), (5, 9963736), (8, 6227335), (10, 4981868), (20, 2490934), (40, 1245467), (137, 363640), (274, 181820), (548, 90910), (685, 72728), (1096, 45455), (1370, 36364), (2740, 18182), (5480, 9091)]