431144870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{41981}}^1$

素因数の和:42080

約数の個数: 32

約数和(自身を含む): 846357120

約数和(自身を除く): 415212250

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 5135, 10270, 41981, 83962, 209905, 419810, 545753, 1091506, 2728765, 3316499, 5457530, 6632998, 16582495, 33164990, 43114487, 86228974, 215572435, 431144870]

約数ペア:

[(1, 431144870), (2, 215572435), (5, 86228974), (10, 43114487), (13, 33164990), (26, 16582495), (65, 6632998), (79, 5457530), (130, 3316499), (158, 2728765), (395, 1091506), (790, 545753), (1027, 419810), (2054, 209905), (5135, 83962), (10270, 41981)]