680784208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3273001}}^1$

素因数の和:3273022

約数の個数: 20

約数和(自身を含む): 1420482868

約数和(自身を除く): 739698660

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3273001, 6546002, 13092004, 26184008, 42549013, 52368016, 85098026, 170196052, 340392104, 680784208]

約数ペア:

[(1, 680784208), (2, 340392104), (4, 170196052), (8, 85098026), (13, 52368016), (16, 42549013), (26, 26184008), (52, 13092004), (104, 6546002), (208, 3273001)]