1299330160

素因数分解:

$2^4\times 5^1\times {\mathrm{16241627}}^1$

素因数の和:16241640

約数の個数: 20

約数和(自身を含む): 3020942808

約数和(自身を除く): 1721612648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16241627, 32483254, 64966508, 81208135, 129933016, 162416270, 259866032, 324832540, 649665080, 1299330160]

約数ペア:

[(1, 1299330160), (2, 649665080), (4, 324832540), (5, 259866032), (8, 162416270), (10, 129933016), (16, 81208135), (20, 64966508), (40, 32483254), (80, 16241627)]