68424880

素因数分解:

$2^4\times 5^1\times {\mathrm{855311}}^1$

素因数の和:855324

約数の個数: 20

約数和(自身を含む): 159088032

約数和(自身を除く): 90663152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 855311, 1710622, 3421244, 4276555, 6842488, 8553110, 13684976, 17106220, 34212440, 68424880]

約数ペア:

[(1, 68424880), (2, 34212440), (4, 17106220), (5, 13684976), (8, 8553110), (10, 6842488), (16, 4276555), (20, 3421244), (40, 1710622), (80, 855311)]