127761530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{33889}}^1$

素因数の和:33938

約数の個数: 32

約数和(自身を含む): 256208400

約数和(自身を除く): 128446870

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 33889, 67778, 169445, 338890, 440557, 881114, 982781, 1965562, 2202785, 4405570, 4913905, 9827810, 12776153, 25552306, 63880765, 127761530]

約数ペア:

[(1, 127761530), (2, 63880765), (5, 25552306), (10, 12776153), (13, 9827810), (26, 4913905), (29, 4405570), (58, 2202785), (65, 1965562), (130, 982781), (145, 881114), (290, 440557), (377, 338890), (754, 169445), (1885, 67778), (3770, 33889)]