49648510

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 91512000

約数和(自身を除く): 41863490

約数列:

[1, 2, 5, 10, 61, 122, 199, 305, 398, 409, 610, 818, 995, 1990, 2045, 4090, 12139, 24278, 24949, 49898, 60695, 81391, 121390, 124745, 162782, 249490, 406955, 813910, 4964851, 9929702, 24824255, 49648510]

約数ペア:

[(1, 49648510), (2, 24824255), (5, 9929702), (10, 4964851), (61, 813910), (122, 406955), (199, 249490), (305, 162782), (398, 124745), (409, 121390), (610, 81391), (818, 60695), (995, 49898), (1990, 24949), (2045, 24278), (4090, 12139)]