49383640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72623}}^1$

素因数の和:72651

約数の個数: 32

約数和(自身を含む): 117650880

約数和(自身を除く): 68267240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 72623, 145246, 290492, 363115, 580984, 726230, 1234591, 1452460, 2469182, 2904920, 4938364, 6172955, 9876728, 12345910, 24691820, 49383640]

約数ペア:

[(1, 49383640), (2, 24691820), (4, 12345910), (5, 9876728), (8, 6172955), (10, 4938364), (17, 2904920), (20, 2469182), (34, 1452460), (40, 1234591), (68, 726230), (85, 580984), (136, 363115), (170, 290492), (340, 145246), (680, 72623)]