83812220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{135181}}^1$

素因数の和:135221

約数の個数: 24

約数和(自身を含む): 181684608

約数和(自身を除く): 97872388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 135181, 270362, 540724, 675905, 1351810, 2703620, 4190611, 8381222, 16762444, 20953055, 41906110, 83812220]

約数ペア:

[(1, 83812220), (2, 41906110), (4, 20953055), (5, 16762444), (10, 8381222), (20, 4190611), (31, 2703620), (62, 1351810), (124, 675905), (155, 540724), (310, 270362), (620, 135181)]