131830810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1\times {\mathrm{911}}^1$

素因数の和:1446

約数の個数: 32

約数和(自身を含む): 246240000

約数和(自身を除く): 114409190

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 499, 911, 998, 1822, 2495, 4555, 4990, 9110, 14471, 26419, 28942, 52838, 72355, 132095, 144710, 264190, 454589, 909178, 2272945, 4545890, 13183081, 26366162, 65915405, 131830810]

約数ペア:

[(1, 131830810), (2, 65915405), (5, 26366162), (10, 13183081), (29, 4545890), (58, 2272945), (145, 909178), (290, 454589), (499, 264190), (911, 144710), (998, 132095), (1822, 72355), (2495, 52838), (4555, 28942), (4990, 26419), (9110, 14471)]