12513500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{863}}^1$

素因数の和:911

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 15791140

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 725, 863, 1450, 1726, 2900, 3452, 3625, 4315, 7250, 8630, 14500, 17260, 21575, 25027, 43150, 50054, 86300, 100108, 107875, 125135, 215750, 250270, 431500, 500540, 625675, 1251350, 2502700, 3128375, 6256750, 12513500]

約数ペア:

[(1, 12513500), (2, 6256750), (4, 3128375), (5, 2502700), (10, 1251350), (20, 625675), (25, 500540), (29, 431500), (50, 250270), (58, 215750), (100, 125135), (116, 107875), (125, 100108), (145, 86300), (250, 50054), (290, 43150), (500, 25027), (580, 21575), (725, 17260), (863, 14500), (1450, 8630), (1726, 7250), (2900, 4315), (3452, 3625)]