66248080

素因数分解:

$2^4\times 5^1\times {\mathrm{828101}}^1$

素因数の和:828114

約数の個数: 20

約数和(自身を含む): 154026972

約数和(自身を除く): 87778892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 828101, 1656202, 3312404, 4140505, 6624808, 8281010, 13249616, 16562020, 33124040, 66248080]

約数ペア:

[(1, 66248080), (2, 33124040), (4, 16562020), (5, 13249616), (8, 8281010), (10, 6624808), (16, 4140505), (20, 3312404), (40, 1656202), (80, 828101)]