222506875

素因数分解:

$5^4\times {\mathrm{199}}^1\times {\mathrm{1789}}^1$

素因数の和:2008

約数の個数: 20

約数和(自身を含む): 279598000

約数和(自身を除く): 57091125

約数列:

[1, 5, 25, 125, 199, 625, 995, 1789, 4975, 8945, 24875, 44725, 124375, 223625, 356011, 1118125, 1780055, 8900275, 44501375, 222506875]

約数ペア:

[(1, 222506875), (5, 44501375), (25, 8900275), (125, 1780055), (199, 1118125), (625, 356011), (995, 223625), (1789, 124375), (4975, 44725), (8945, 24875)]