855650

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 24

約数和(自身を含む): 1616340

約数和(自身を除く): 760690

約数列:

[1, 2, 5, 10, 25, 50, 109, 157, 218, 314, 545, 785, 1090, 1570, 2725, 3925, 5450, 7850, 17113, 34226, 85565, 171130, 427825, 855650]

約数ペア:

[(1, 855650), (2, 427825), (5, 171130), (10, 85565), (25, 34226), (50, 17113), (109, 7850), (157, 5450), (218, 3925), (314, 2725), (545, 1570), (785, 1090)]