42995000

素因数分解:

$2^3\times 5^4\times {\mathrm{8599}}^1$

素因数の和:8625

約数の個数: 40

約数和(自身を含む): 100749000

約数和(自身を除く): 57754000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 8599, 17198, 34396, 42995, 68792, 85990, 171980, 214975, 343960, 429950, 859900, 1074875, 1719800, 2149750, 4299500, 5374375, 8599000, 10748750, 21497500, 42995000]

約数ペア:

[(1, 42995000), (2, 21497500), (4, 10748750), (5, 8599000), (8, 5374375), (10, 4299500), (20, 2149750), (25, 1719800), (40, 1074875), (50, 859900), (100, 429950), (125, 343960), (200, 214975), (250, 171980), (500, 85990), (625, 68792), (1000, 42995), (1250, 34396), (2500, 17198), (5000, 8599)]