329251280

素因数分解:

$2^4\times 5^1\times {\mathrm{4115641}}^1$

素因数の和:4115654

約数の個数: 20

約数和(自身を含む): 765509412

約数和(自身を除く): 436258132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4115641, 8231282, 16462564, 20578205, 32925128, 41156410, 65850256, 82312820, 164625640, 329251280]

約数ペア:

[(1, 329251280), (2, 164625640), (4, 82312820), (5, 65850256), (8, 41156410), (10, 32925128), (16, 20578205), (20, 16462564), (40, 8231282), (80, 4115641)]