82168005100

素因数分解:

$2^2\times 5^2\times {\mathrm{821680051}}^1$

素因数の和:821680065

約数の個数: 18

約数和(自身を含む): 178304571284

約数和(自身を除く): 96136566184

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 821680051, 1643360102, 3286720204, 4108400255, 8216800510, 16433601020, 20542001275, 41084002550, 82168005100]

約数ペア:

[(1, 82168005100), (2, 41084002550), (4, 20542001275), (5, 16433601020), (10, 8216800510), (20, 4108400255), (25, 3286720204), (50, 1643360102), (100, 821680051)]