312982450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2381}}^1$

素因数の和:2643

約数の個数: 48

約数和(自身を含む): 637994880

約数和(自身を除く): 325012430

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 239, 275, 478, 550, 1195, 2381, 2390, 2629, 4762, 5258, 5975, 11905, 11950, 13145, 23810, 26191, 26290, 52382, 59525, 65725, 119050, 130955, 131450, 261910, 569059, 654775, 1138118, 1309550, 2845295, 5690590, 6259649, 12519298, 14226475, 28452950, 31298245, 62596490, 156491225, 312982450]

約数ペア:

[(1, 312982450), (2, 156491225), (5, 62596490), (10, 31298245), (11, 28452950), (22, 14226475), (25, 12519298), (50, 6259649), (55, 5690590), (110, 2845295), (239, 1309550), (275, 1138118), (478, 654775), (550, 569059), (1195, 261910), (2381, 131450), (2390, 130955), (2629, 119050), (4762, 65725), (5258, 59525), (5975, 52382), (11905, 26290), (11950, 26191), (13145, 23810)]