201658105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 270667008

約数和(自身を除く): 69008903

約数列:

[1, 5, 11, 55, 71, 113, 355, 457, 565, 781, 1243, 2285, 3905, 5027, 6215, 8023, 25135, 32447, 40115, 51641, 88253, 162235, 258205, 356917, 441265, 568051, 1784585, 2840255, 3666511, 18332555, 40331621, 201658105]

約数ペア:

[(1, 201658105), (5, 40331621), (11, 18332555), (55, 3666511), (71, 2840255), (113, 1784585), (355, 568051), (457, 441265), (565, 356917), (781, 258205), (1243, 162235), (2285, 88253), (3905, 51641), (5027, 40115), (6215, 32447), (8023, 25135)]