210200

素因数分解:

$2^3\times 5^2\times {\mathrm{1051}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 489180

約数和(自身を除く): 278980

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1051, 2102, 4204, 5255, 8408, 10510, 21020, 26275, 42040, 52550, 105100, 210200]

約数ペア:

[(1, 210200), (2, 105100), (4, 52550), (5, 42040), (8, 26275), (10, 21020), (20, 10510), (25, 8408), (40, 5255), (50, 4204), (100, 2102), (200, 1051)]