68661860

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{33331}}^1$

素因数の和:33443

約数の個数: 24

約数和(自身を含む): 145594176

約数和(自身を除く): 76932316

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 33331, 66662, 133324, 166655, 333310, 666620, 3433093, 6866186, 13732372, 17165465, 34330930, 68661860]

約数ペア:

[(1, 68661860), (2, 34330930), (4, 17165465), (5, 13732372), (10, 6866186), (20, 3433093), (103, 666620), (206, 333310), (412, 166655), (515, 133324), (1030, 66662), (2060, 33331)]