65960080

素因数分解:

$2^4\times 5^1\times {\mathrm{824501}}^1$

素因数の和:824514

約数の個数: 20

約数和(自身を含む): 153357372

約数和(自身を除く): 87397292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 824501, 1649002, 3298004, 4122505, 6596008, 8245010, 13192016, 16490020, 32980040, 65960080]

約数ペア:

[(1, 65960080), (2, 32980040), (4, 16490020), (5, 13192016), (8, 8245010), (10, 6596008), (16, 4122505), (20, 3298004), (40, 1649002), (80, 824501)]