216965718010

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{109027999}}^1$

素因数の和:109028205

約数の個数: 16

約数和(自身を含む): 392500800000

約数和(自身を除く): 175535081990

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 109027999, 218055998, 545139995, 1090279990, 21696571801, 43393143602, 108482859005, 216965718010]

約数ペア:

[(1, 216965718010), (2, 108482859005), (5, 43393143602), (10, 21696571801), (199, 1090279990), (398, 545139995), (995, 218055998), (1990, 109027999)]