55071965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 74360832

約数和(自身を除く): 19288867

約数列:

[1, 5, 13, 31, 65, 151, 155, 181, 403, 755, 905, 1963, 2015, 2353, 4681, 5611, 9815, 11765, 23405, 27331, 28055, 60853, 72943, 136655, 304265, 355303, 364715, 847261, 1776515, 4236305, 11014393, 55071965]

約数ペア:

[(1, 55071965), (5, 11014393), (13, 4236305), (31, 1776515), (65, 847261), (151, 364715), (155, 355303), (181, 304265), (403, 136655), (755, 72943), (905, 60853), (1963, 28055), (2015, 27331), (2353, 23405), (4681, 11765), (5611, 9815)]