203929900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{49739}}^1$

素因数の和:49794

約数の個数: 36

約数和(自身を含む): 453330360

約数和(自身を除く): 249400460

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 49739, 99478, 198956, 248695, 497390, 994780, 1243475, 2039299, 2486950, 4078598, 4973900, 8157196, 10196495, 20392990, 40785980, 50982475, 101964950, 203929900]

約数ペア:

[(1, 203929900), (2, 101964950), (4, 50982475), (5, 40785980), (10, 20392990), (20, 10196495), (25, 8157196), (41, 4973900), (50, 4078598), (82, 2486950), (100, 2039299), (164, 1243475), (205, 994780), (410, 497390), (820, 248695), (1025, 198956), (2050, 99478), (4100, 49739)]