9000500

素因数分解:

$2^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 20127744

約数和(自身を除く): 11127244

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 125, 188, 235, 250, 383, 470, 500, 766, 940, 1175, 1532, 1915, 2350, 3830, 4700, 5875, 7660, 9575, 11750, 18001, 19150, 23500, 36002, 38300, 47875, 72004, 90005, 95750, 180010, 191500, 360020, 450025, 900050, 1800100, 2250125, 4500250, 9000500]

約数ペア:

[(1, 9000500), (2, 4500250), (4, 2250125), (5, 1800100), (10, 900050), (20, 450025), (25, 360020), (47, 191500), (50, 180010), (94, 95750), (100, 90005), (125, 72004), (188, 47875), (235, 38300), (250, 36002), (383, 23500), (470, 19150), (500, 18001), (766, 11750), (940, 9575), (1175, 7660), (1532, 5875), (1915, 4700), (2350, 3830)]