20131331125

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{2268319}}^1$

素因数の和:2268405

約数の個数: 16

約数和(自身を含む): 25477770240

約数和(自身を除く): 5346439115

約数列:

[1, 5, 25, 71, 125, 355, 1775, 8875, 2268319, 11341595, 56707975, 161050649, 283539875, 805253245, 4026266225, 20131331125]

約数ペア:

[(1, 20131331125), (5, 4026266225), (25, 805253245), (71, 283539875), (125, 161050649), (355, 56707975), (1775, 11341595), (8875, 2268319)]