156917838040

素因数分解:

$2^3\times 5^1\times {\mathrm{3922945951}}^1$

素因数の和:3922945962

約数の個数: 16

約数和(自身を含む): 353065135680

約数和(自身を除く): 196147297640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3922945951, 7845891902, 15691783804, 19614729755, 31383567608, 39229459510, 78458919020, 156917838040]

約数ペア:

[(1, 156917838040), (2, 78458919020), (4, 39229459510), (5, 31383567608), (8, 19614729755), (10, 15691783804), (20, 7845891902), (40, 3922945951)]