204502000

素因数分解:

$2^4\times 5^3\times {\mathrm{102251}}^1$

素因数の和:102274

約数の個数: 40

約数和(自身を含む): 494490672

約数和(自身を除く): 289988672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 102251, 204502, 409004, 511255, 818008, 1022510, 1636016, 2045020, 2556275, 4090040, 5112550, 8180080, 10225100, 12781375, 20450200, 25562750, 40900400, 51125500, 102251000, 204502000]

約数ペア:

[(1, 204502000), (2, 102251000), (4, 51125500), (5, 40900400), (8, 25562750), (10, 20450200), (16, 12781375), (20, 10225100), (25, 8180080), (40, 5112550), (50, 4090040), (80, 2556275), (100, 2045020), (125, 1636016), (200, 1022510), (250, 818008), (400, 511255), (500, 409004), (1000, 204502), (2000, 102251)]