69816980

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{27487}}^1$

素因数の和:27623

約数の個数: 24

約数和(自身を含む): 147775488

約数和(自身を除く): 77958508

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 27487, 54974, 109948, 137435, 274870, 549740, 3490849, 6981698, 13963396, 17454245, 34908490, 69816980]

約数ペア:

[(1, 69816980), (2, 34908490), (4, 17454245), (5, 13963396), (10, 6981698), (20, 3490849), (127, 549740), (254, 274870), (508, 137435), (635, 109948), (1270, 54974), (2540, 27487)]