1362500

素因数分解:

$2^2\times 5^5\times {\mathrm{109}}^1$

素因数の和:138

約数の個数: 36

約数和(自身を含む): 3007620

約数和(自身を除く): 1645120

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 125, 218, 250, 436, 500, 545, 625, 1090, 1250, 2180, 2500, 2725, 3125, 5450, 6250, 10900, 12500, 13625, 27250, 54500, 68125, 136250, 272500, 340625, 681250, 1362500]

約数ペア:

[(1, 1362500), (2, 681250), (4, 340625), (5, 272500), (10, 136250), (20, 68125), (25, 54500), (50, 27250), (100, 13625), (109, 12500), (125, 10900), (218, 6250), (250, 5450), (436, 3125), (500, 2725), (545, 2500), (625, 2180), (1090, 1250)]