82164080

素因数分解:

$2^4\times 5^1\times {\mathrm{1027051}}^1$

素因数の和:1027064

約数の個数: 20

約数和(自身を含む): 191031672

約数和(自身を除く): 108867592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1027051, 2054102, 4108204, 5135255, 8216408, 10270510, 16432816, 20541020, 41082040, 82164080]

約数ペア:

[(1, 82164080), (2, 41082040), (4, 20541020), (5, 16432816), (8, 10270510), (10, 8216408), (16, 5135255), (20, 4108204), (40, 2054102), (80, 1027051)]