81310920188

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{5407}}^1\times {\mathrm{52951}}^1$

素因数の和:58433

約数の個数: 24

約数和(自身を含む): 144327665664

約数和(自身を除く): 63016745476

約数列:

[1, 2, 4, 71, 142, 284, 5407, 10814, 21628, 52951, 105902, 211804, 383897, 767794, 1535588, 3759521, 7519042, 15038084, 286306057, 572612114, 1145224228, 20327730047, 40655460094, 81310920188]

約数ペア:

[(1, 81310920188), (2, 40655460094), (4, 20327730047), (71, 1145224228), (142, 572612114), (284, 286306057), (5407, 15038084), (10814, 7519042), (21628, 3759521), (52951, 1535588), (105902, 767794), (211804, 383897)]