42180580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3061}}^1$

素因数の和:3136

約数の個数: 48

約数和(自身を含む): 97224624

約数和(自身を除く): 55044044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3061, 3445, 6122, 6890, 12244, 13780, 15305, 30610, 39793, 61220, 79586, 159172, 162233, 198965, 324466, 397930, 648932, 795860, 811165, 1622330, 2109029, 3244660, 4218058, 8436116, 10545145, 21090290, 42180580]

約数ペア:

[(1, 42180580), (2, 21090290), (4, 10545145), (5, 8436116), (10, 4218058), (13, 3244660), (20, 2109029), (26, 1622330), (52, 811165), (53, 795860), (65, 648932), (106, 397930), (130, 324466), (212, 198965), (260, 162233), (265, 159172), (530, 79586), (689, 61220), (1060, 39793), (1378, 30610), (2756, 15305), (3061, 13780), (3445, 12244), (6122, 6890)]