66525140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2381}}^1$

素因数の和:2528

約数の個数: 48

約数和(自身を含む): 153667584

約数和(自身を除く): 87142444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 635, 1270, 1397, 2381, 2540, 2794, 4762, 5588, 6985, 9524, 11905, 13970, 23810, 26191, 27940, 47620, 52382, 104764, 130955, 261910, 302387, 523820, 604774, 1209548, 1511935, 3023870, 3326257, 6047740, 6652514, 13305028, 16631285, 33262570, 66525140]

約数ペア:

[(1, 66525140), (2, 33262570), (4, 16631285), (5, 13305028), (10, 6652514), (11, 6047740), (20, 3326257), (22, 3023870), (44, 1511935), (55, 1209548), (110, 604774), (127, 523820), (220, 302387), (254, 261910), (508, 130955), (635, 104764), (1270, 52382), (1397, 47620), (2381, 27940), (2540, 26191), (2794, 23810), (4762, 13970), (5588, 11905), (6985, 9524)]