67125680

素因数分解:

$2^4\times 5^1\times {\mathrm{839071}}^1$

素因数の和:839084

約数の個数: 20

約数和(自身を含む): 156067392

約数和(自身を除く): 88941712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 839071, 1678142, 3356284, 4195355, 6712568, 8390710, 13425136, 16781420, 33562840, 67125680]

約数ペア:

[(1, 67125680), (2, 33562840), (4, 16781420), (5, 13425136), (8, 8390710), (10, 6712568), (16, 4195355), (20, 3356284), (40, 1678142), (80, 839071)]