9954500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 22294272

約数和(自身を除く): 12339772

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 250, 430, 463, 500, 860, 926, 1075, 1852, 2150, 2315, 4300, 4630, 5375, 9260, 10750, 11575, 19909, 21500, 23150, 39818, 46300, 57875, 79636, 99545, 115750, 199090, 231500, 398180, 497725, 995450, 1990900, 2488625, 4977250, 9954500]

約数ペア:

[(1, 9954500), (2, 4977250), (4, 2488625), (5, 1990900), (10, 995450), (20, 497725), (25, 398180), (43, 231500), (50, 199090), (86, 115750), (100, 99545), (125, 79636), (172, 57875), (215, 46300), (250, 39818), (430, 23150), (463, 21500), (500, 19909), (860, 11575), (926, 10750), (1075, 9260), (1852, 5375), (2150, 4630), (2315, 4300)]