77529920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18637}}^1$

素因数の和:18667

約数の個数: 56

約数和(自身を含む): 198830184

約数和(自身を除く): 121300264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 18637, 37274, 74548, 93185, 149096, 186370, 242281, 298192, 372740, 484562, 596384, 745480, 969124, 1192768, 1211405, 1490960, 1938248, 2422810, 2981920, 3876496, 4845620, 5963840, 7752992, 9691240, 15505984, 19382480, 38764960, 77529920]

約数ペア:

[(1, 77529920), (2, 38764960), (4, 19382480), (5, 15505984), (8, 9691240), (10, 7752992), (13, 5963840), (16, 4845620), (20, 3876496), (26, 2981920), (32, 2422810), (40, 1938248), (52, 1490960), (64, 1211405), (65, 1192768), (80, 969124), (104, 745480), (130, 596384), (160, 484562), (208, 372740), (260, 298192), (320, 242281), (416, 186370), (520, 149096), (832, 93185), (1040, 74548), (2080, 37274), (4160, 18637)]