209541125

素因数分解:

$5^3\times {\mathrm{827}}^1\times {\mathrm{2027}}^1$

素因数の和:2869

約数の個数: 16

約数和(自身を含む): 261952704

約数和(自身を除く): 52411579

約数列:

[1, 5, 25, 125, 827, 2027, 4135, 10135, 20675, 50675, 103375, 253375, 1676329, 8381645, 41908225, 209541125]

約数ペア:

[(1, 209541125), (5, 41908225), (25, 8381645), (125, 1676329), (827, 253375), (2027, 103375), (4135, 50675), (10135, 20675)]