40003000

素因数分解:

$2^3\times 5^3\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 94723200

約数和(自身を除く): 54720200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 125, 200, 218, 250, 367, 436, 500, 545, 734, 872, 1000, 1090, 1468, 1835, 2180, 2725, 2936, 3670, 4360, 5450, 7340, 9175, 10900, 13625, 14680, 18350, 21800, 27250, 36700, 40003, 45875, 54500, 73400, 80006, 91750, 109000, 160012, 183500, 200015, 320024, 367000, 400030, 800060, 1000075, 1600120, 2000150, 4000300, 5000375, 8000600, 10000750, 20001500, 40003000]

約数ペア:

[(1, 40003000), (2, 20001500), (4, 10000750), (5, 8000600), (8, 5000375), (10, 4000300), (20, 2000150), (25, 1600120), (40, 1000075), (50, 800060), (100, 400030), (109, 367000), (125, 320024), (200, 200015), (218, 183500), (250, 160012), (367, 109000), (436, 91750), (500, 80006), (545, 73400), (734, 54500), (872, 45875), (1000, 40003), (1090, 36700), (1468, 27250), (1835, 21800), (2180, 18350), (2725, 14680), (2936, 13625), (3670, 10900), (4360, 9175), (5450, 7340)]