90210200

素因数分解:

$2^3\times 5^2\times {\mathrm{451051}}^1$

素因数の和:451067

約数の個数: 24

約数和(自身を含む): 209739180

約数和(自身を除く): 119528980

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 451051, 902102, 1804204, 2255255, 3608408, 4510510, 9021020, 11276275, 18042040, 22552550, 45105100, 90210200]

約数ペア:

[(1, 90210200), (2, 45105100), (4, 22552550), (5, 18042040), (8, 11276275), (10, 9021020), (20, 4510510), (25, 3608408), (40, 2255255), (50, 1804204), (100, 902102), (200, 451051)]