129664870

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{79549}}^1$

素因数の和:79719

約数の個数: 16

約数和(自身を含む): 234831600

約数和(自身を除く): 105166730

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 79549, 159098, 397745, 795490, 12966487, 25932974, 64832435, 129664870]

約数ペア:

[(1, 129664870), (2, 64832435), (5, 25932974), (10, 12966487), (163, 795490), (326, 397745), (815, 159098), (1630, 79549)]