171560080

素因数分解:

$2^4\times 5^1\times {\mathrm{2144501}}^1$

素因数の和:2144514

約数の個数: 20

約数和(自身を含む): 398877372

約数和(自身を除く): 227317292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2144501, 4289002, 8578004, 10722505, 17156008, 21445010, 34312016, 42890020, 85780040, 171560080]

約数ペア:

[(1, 171560080), (2, 85780040), (4, 42890020), (5, 34312016), (8, 21445010), (10, 17156008), (16, 10722505), (20, 8578004), (40, 4289002), (80, 2144501)]