339485000

素因数分解:

$2^3\times 5^4\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1648

約数の個数: 80

約数和(自身を含む): 814426800

約数和(自身を除く): 474941800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 125, 172, 200, 215, 250, 344, 430, 500, 625, 860, 1000, 1075, 1250, 1579, 1720, 2150, 2500, 3158, 4300, 5000, 5375, 6316, 7895, 8600, 10750, 12632, 15790, 21500, 26875, 31580, 39475, 43000, 53750, 63160, 67897, 78950, 107500, 135794, 157900, 197375, 215000, 271588, 315800, 339485, 394750, 543176, 678970, 789500, 986875, 1357940, 1579000, 1697425, 1973750, 2715880, 3394850, 3947500, 6789700, 7895000, 8487125, 13579400, 16974250, 33948500, 42435625, 67897000, 84871250, 169742500, 339485000]

約数ペア:

[(1, 339485000), (2, 169742500), (4, 84871250), (5, 67897000), (8, 42435625), (10, 33948500), (20, 16974250), (25, 13579400), (40, 8487125), (43, 7895000), (50, 6789700), (86, 3947500), (100, 3394850), (125, 2715880), (172, 1973750), (200, 1697425), (215, 1579000), (250, 1357940), (344, 986875), (430, 789500), (500, 678970), (625, 543176), (860, 394750), (1000, 339485), (1075, 315800), (1250, 271588), (1579, 215000), (1720, 197375), (2150, 157900), (2500, 135794), (3158, 107500), (4300, 78950), (5000, 67897), (5375, 63160), (6316, 53750), (7895, 43000), (8600, 39475), (10750, 31580), (12632, 26875), (15790, 21500)]