315290

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:817

約数の個数: 16

約数和(自身を含む): 582120

約数和(自身を除く): 266830

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 769, 1538, 3845, 7690, 31529, 63058, 157645, 315290]

約数ペア:

[(1, 315290), (2, 157645), (5, 63058), (10, 31529), (41, 7690), (82, 3845), (205, 1538), (410, 769)]