56616820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3067}}^1$

素因数の和:3160

約数の個数: 48

約数和(自身を含む): 129886848

約数和(自身を除く): 73270028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3067, 3692, 4615, 6134, 9230, 12268, 15335, 18460, 30670, 39871, 61340, 79742, 159484, 199355, 217757, 398710, 435514, 797420, 871028, 1088785, 2177570, 2830841, 4355140, 5661682, 11323364, 14154205, 28308410, 56616820]

約数ペア:

[(1, 56616820), (2, 28308410), (4, 14154205), (5, 11323364), (10, 5661682), (13, 4355140), (20, 2830841), (26, 2177570), (52, 1088785), (65, 871028), (71, 797420), (130, 435514), (142, 398710), (260, 217757), (284, 199355), (355, 159484), (710, 79742), (923, 61340), (1420, 39871), (1846, 30670), (3067, 18460), (3692, 15335), (4615, 12268), (6134, 9230)]