31169450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:711

約数の個数: 48

約数和(自身を含む): 63329280

約数和(自身を除く): 32159830

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 130, 158, 325, 395, 607, 650, 790, 1027, 1214, 1975, 2054, 3035, 3950, 5135, 6070, 7891, 10270, 15175, 15782, 25675, 30350, 39455, 47953, 51350, 78910, 95906, 197275, 239765, 394550, 479530, 623389, 1198825, 1246778, 2397650, 3116945, 6233890, 15584725, 31169450]

約数ペア:

[(1, 31169450), (2, 15584725), (5, 6233890), (10, 3116945), (13, 2397650), (25, 1246778), (26, 1198825), (50, 623389), (65, 479530), (79, 394550), (130, 239765), (158, 197275), (325, 95906), (395, 78910), (607, 51350), (650, 47953), (790, 39455), (1027, 30350), (1214, 25675), (1975, 15782), (2054, 15175), (3035, 10270), (3950, 7891), (5135, 6070)]