128480675

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{769}}^1$

素因数の和:983

約数の個数: 24

約数和(自身を含む): 164416560

約数和(自身を除く): 35935885

約数列:

[1, 5, 25, 41, 163, 205, 769, 815, 1025, 3845, 4075, 6683, 19225, 31529, 33415, 125347, 157645, 167075, 626735, 788225, 3133675, 5139227, 25696135, 128480675]

約数ペア:

[(1, 128480675), (5, 25696135), (25, 5139227), (41, 3133675), (163, 788225), (205, 626735), (769, 167075), (815, 157645), (1025, 125347), (3845, 33415), (4075, 31529), (6683, 19225)]