68156560

素因数分解:

$2^4\times 5^1\times {\mathrm{851957}}^1$

素因数の和:851970

約数の個数: 20

約数和(自身を含む): 158464188

約数和(自身を除く): 90307628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 851957, 1703914, 3407828, 4259785, 6815656, 8519570, 13631312, 17039140, 34078280, 68156560]

約数ペア:

[(1, 68156560), (2, 34078280), (4, 17039140), (5, 13631312), (8, 8519570), (10, 6815656), (16, 4259785), (20, 3407828), (40, 1703914), (80, 851957)]