65242040

素因数分解:

$2^3\times 5^1\times {\mathrm{1631051}}^1$

素因数の和:1631062

約数の個数: 16

約数和(自身を含む): 146794680

約数和(自身を除く): 81552640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1631051, 3262102, 6524204, 8155255, 13048408, 16310510, 32621020, 65242040]

約数ペア:

[(1, 65242040), (2, 32621020), (4, 16310510), (5, 13048408), (8, 8155255), (10, 6524204), (20, 3262102), (40, 1631051)]