68143490

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{16661}}^1$

素因数の和:17077

約数の個数: 16

約数和(自身を含む): 122965560

約数和(自身を除く): 54822070

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 16661, 33322, 83305, 166610, 6814349, 13628698, 34071745, 68143490]

約数ペア:

[(1, 68143490), (2, 34071745), (5, 13628698), (10, 6814349), (409, 166610), (818, 83305), (2045, 33322), (4090, 16661)]