2172615.00000000

素因数分解:

$2^3\times 5^3\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:873

約数の個数: 64

約数和(自身を含む): 191505600

約数和(自身を除く): 110518600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 125, 200, 218, 250, 436, 500, 545, 743, 872, 1000, 1090, 1486, 2180, 2725, 2972, 3715, 4360, 5450, 5944, 7430, 10900, 13625, 14860, 18575, 21800, 27250, 29720, 37150, 54500, 74300, 80987, 92875, 109000, 148600, 161974, 185750, 323948, 371500, 404935, 647896, 743000, 809870, 1619740, 2024675, 3239480, 4049350, 8098700, 10123375, 16197400, 20246750, 40493500, 80987000]

約数ペア:

[(1, 80987000), (2, 40493500), (4, 20246750), (5, 16197400), (8, 10123375), (10, 8098700), (20, 4049350), (25, 3239480), (40, 2024675), (50, 1619740), (100, 809870), (109, 743000), (125, 647896), (200, 404935), (218, 371500), (250, 323948), (436, 185750), (500, 161974), (545, 148600), (743, 109000), (872, 92875), (1000, 80987), (1090, 74300), (1486, 54500), (2180, 37150), (2725, 29720), (2972, 27250), (3715, 21800), (4360, 18575), (5450, 14860), (5944, 13625), (7430, 10900)]