51030800

素因数分解:

$2^4\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1129}}^1$

素因数の和:1260

約数の個数: 60

約数和(自身を含む): 123796020

約数和(自身を除く): 72765220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 113, 200, 226, 400, 452, 565, 904, 1129, 1130, 1808, 2258, 2260, 2825, 4516, 4520, 5645, 5650, 9032, 9040, 11290, 11300, 18064, 22580, 22600, 28225, 45160, 45200, 56450, 90320, 112900, 127577, 225800, 255154, 451600, 510308, 637885, 1020616, 1275770, 2041232, 2551540, 3189425, 5103080, 6378850, 10206160, 12757700, 25515400, 51030800]

約数ペア:

[(1, 51030800), (2, 25515400), (4, 12757700), (5, 10206160), (8, 6378850), (10, 5103080), (16, 3189425), (20, 2551540), (25, 2041232), (40, 1275770), (50, 1020616), (80, 637885), (100, 510308), (113, 451600), (200, 255154), (226, 225800), (400, 127577), (452, 112900), (565, 90320), (904, 56450), (1129, 45200), (1130, 45160), (1808, 28225), (2258, 22600), (2260, 22580), (2825, 18064), (4516, 11300), (4520, 11290), (5645, 9040), (5650, 9032)]