159152080

素因数分解:

$2^4\times 5^1\times {\mathrm{1989401}}^1$

素因数の和:1989414

約数の個数: 20

約数和(自身を含む): 370028772

約数和(自身を除く): 210876692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1989401, 3978802, 7957604, 9947005, 15915208, 19894010, 31830416, 39788020, 79576040, 159152080]

約数ペア:

[(1, 159152080), (2, 79576040), (4, 39788020), (5, 31830416), (8, 19894010), (10, 15915208), (16, 9947005), (20, 7957604), (40, 3978802), (80, 1989401)]