85868500

素因数分解:

$2^2\times 5^3\times {\mathrm{199}}^1\times {\mathrm{863}}^1$

素因数の和:1081

約数の個数: 48

約数和(自身を含む): 188697600

約数和(自身を除く): 102829100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 199, 250, 398, 500, 796, 863, 995, 1726, 1990, 3452, 3980, 4315, 4975, 8630, 9950, 17260, 19900, 21575, 24875, 43150, 49750, 86300, 99500, 107875, 171737, 215750, 343474, 431500, 686948, 858685, 1717370, 3434740, 4293425, 8586850, 17173700, 21467125, 42934250, 85868500]

約数ペア:

[(1, 85868500), (2, 42934250), (4, 21467125), (5, 17173700), (10, 8586850), (20, 4293425), (25, 3434740), (50, 1717370), (100, 858685), (125, 686948), (199, 431500), (250, 343474), (398, 215750), (500, 171737), (796, 107875), (863, 99500), (995, 86300), (1726, 49750), (1990, 43150), (3452, 24875), (3980, 21575), (4315, 19900), (4975, 17260), (8630, 9950)]