87688490

素因数分解:

$2^1\times 5^1\times {\mathrm{2609}}^1\times {\mathrm{3361}}^1$

素因数の和:5977

約数の個数: 16

約数和(自身を含む): 157946760

約数和(自身を除く): 70258270

約数列:

[1, 2, 5, 10, 2609, 3361, 5218, 6722, 13045, 16805, 26090, 33610, 8768849, 17537698, 43844245, 87688490]

約数ペア:

[(1, 87688490), (2, 43844245), (5, 17537698), (10, 8768849), (2609, 33610), (3361, 26090), (5218, 16805), (6722, 13045)]