12568900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 29025920

約数和(自身を除く): 16457020

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 43, 50, 74, 79, 86, 100, 148, 158, 172, 185, 215, 316, 370, 395, 430, 740, 790, 860, 925, 1075, 1580, 1591, 1850, 1975, 2150, 2923, 3182, 3397, 3700, 3950, 4300, 5846, 6364, 6794, 7900, 7955, 11692, 13588, 14615, 15910, 16985, 29230, 31820, 33970, 39775, 58460, 67940, 73075, 79550, 84925, 125689, 146150, 159100, 169850, 251378, 292300, 339700, 502756, 628445, 1256890, 2513780, 3142225, 6284450, 12568900]

約数ペア:

[(1, 12568900), (2, 6284450), (4, 3142225), (5, 2513780), (10, 1256890), (20, 628445), (25, 502756), (37, 339700), (43, 292300), (50, 251378), (74, 169850), (79, 159100), (86, 146150), (100, 125689), (148, 84925), (158, 79550), (172, 73075), (185, 67940), (215, 58460), (316, 39775), (370, 33970), (395, 31820), (430, 29230), (740, 16985), (790, 15910), (860, 14615), (925, 13588), (1075, 11692), (1580, 7955), (1591, 7900), (1850, 6794), (1975, 6364), (2150, 5846), (2923, 4300), (3182, 3950), (3397, 3700)]