80138350

素因数分解:

$2^1\times 5^2\times {\mathrm{797}}^1\times {\mathrm{2011}}^1$

素因数の和:2820

約数の個数: 24

約数和(自身を含む): 149318568

約数和(自身を除く): 69180218

約数列:

[1, 2, 5, 10, 25, 50, 797, 1594, 2011, 3985, 4022, 7970, 10055, 19925, 20110, 39850, 50275, 100550, 1602767, 3205534, 8013835, 16027670, 40069175, 80138350]

約数ペア:

[(1, 80138350), (2, 40069175), (5, 16027670), (10, 8013835), (25, 3205534), (50, 1602767), (797, 100550), (1594, 50275), (2011, 39850), (3985, 20110), (4022, 19925), (7970, 10055)]