100081820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{122051}}^1$

素因数の和:122101

約数の個数: 24

約数和(自身を含む): 215299728

約数和(自身を除く): 115217908

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 122051, 244102, 488204, 610255, 1220510, 2441020, 5004091, 10008182, 20016364, 25020455, 50040910, 100081820]

約数ペア:

[(1, 100081820), (2, 50040910), (4, 25020455), (5, 20016364), (10, 10008182), (20, 5004091), (41, 2441020), (82, 1220510), (164, 610255), (205, 488204), (410, 244102), (820, 122051)]