78460660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{135277}}^1$

素因数の和:135315

約数の個数: 24

約数和(自身を含む): 170450280

約数和(自身を除く): 91989620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 135277, 270554, 541108, 676385, 1352770, 2705540, 3923033, 7846066, 15692132, 19615165, 39230330, 78460660]

約数ペア:

[(1, 78460660), (2, 39230330), (4, 19615165), (5, 15692132), (10, 7846066), (20, 3923033), (29, 2705540), (58, 1352770), (116, 676385), (145, 541108), (290, 270554), (580, 135277)]