1285117810

素因数分解:

$2^1\times 5^1\times {\mathrm{27631}}^1\times {\mathrm{4651}}^1$

素因数の和:32289

約数の個数: 16

約数和(自身を含む): 2313793152

約数和(自身を除く): 1028675342

約数列:

[1, 2, 5, 10, 4651, 9302, 23255, 27631, 46510, 55262, 138155, 276310, 128511781, 257023562, 642558905, 1285117810]

約数ペア:

[(1, 1285117810), (2, 642558905), (5, 257023562), (10, 128511781), (4651, 276310), (9302, 138155), (23255, 55262), (27631, 46510)]