82001240

素因数分解:

$2^3\times 5^1\times {\mathrm{2050031}}^1$

素因数の和:2050042

約数の個数: 16

約数和(自身を含む): 184502880

約数和(自身を除く): 102501640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2050031, 4100062, 8200124, 10250155, 16400248, 20500310, 41000620, 82001240]

約数ペア:

[(1, 82001240), (2, 41000620), (4, 20500310), (5, 16400248), (8, 10250155), (10, 8200124), (20, 4100062), (40, 2050031)]