31190510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3581}}^1$

素因数の和:3668

約数の個数: 32

約数和(自身を含む): 61381152

約数和(自身を除く): 30190642

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 3581, 4355, 7162, 8710, 17905, 35810, 46553, 93106, 232765, 239927, 465530, 479854, 1199635, 2399270, 3119051, 6238102, 15595255, 31190510]

約数ペア:

[(1, 31190510), (2, 15595255), (5, 6238102), (10, 3119051), (13, 2399270), (26, 1199635), (65, 479854), (67, 465530), (130, 239927), (134, 232765), (335, 93106), (670, 46553), (871, 35810), (1742, 17905), (3581, 8710), (4355, 7162)]