71393250020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83015407}}^1$

素因数の和:83015459

約数の個数: 24

約数和(自身を含む): 153412473984

約数和(自身を除く): 82019223964

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 83015407, 166030814, 332061628, 415077035, 830154070, 1660308140, 3569662501, 7139325002, 14278650004, 17848312505, 35696625010, 71393250020]

約数ペア:

[(1, 71393250020), (2, 35696625010), (4, 17848312505), (5, 14278650004), (10, 7139325002), (20, 3569662501), (43, 1660308140), (86, 830154070), (172, 415077035), (215, 332061628), (430, 166030814), (860, 83015407)]