258008600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1657

約数の個数: 96

約数和(自身を含む): 646536000

約数和(自身を除く): 388527400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 43, 50, 76, 86, 95, 100, 152, 172, 190, 200, 215, 344, 380, 430, 475, 760, 817, 860, 950, 1075, 1579, 1634, 1720, 1900, 2150, 3158, 3268, 3800, 4085, 4300, 6316, 6536, 7895, 8170, 8600, 12632, 15790, 16340, 20425, 30001, 31580, 32680, 39475, 40850, 60002, 63160, 67897, 78950, 81700, 120004, 135794, 150005, 157900, 163400, 240008, 271588, 300010, 315800, 339485, 543176, 600020, 678970, 750025, 1200040, 1290043, 1357940, 1500050, 1697425, 2580086, 2715880, 3000100, 3394850, 5160172, 6000200, 6450215, 6789700, 10320344, 12900430, 13579400, 25800860, 32251075, 51601720, 64502150, 129004300, 258008600]

約数ペア:

[(1, 258008600), (2, 129004300), (4, 64502150), (5, 51601720), (8, 32251075), (10, 25800860), (19, 13579400), (20, 12900430), (25, 10320344), (38, 6789700), (40, 6450215), (43, 6000200), (50, 5160172), (76, 3394850), (86, 3000100), (95, 2715880), (100, 2580086), (152, 1697425), (172, 1500050), (190, 1357940), (200, 1290043), (215, 1200040), (344, 750025), (380, 678970), (430, 600020), (475, 543176), (760, 339485), (817, 315800), (860, 300010), (950, 271588), (1075, 240008), (1579, 163400), (1634, 157900), (1720, 150005), (1900, 135794), (2150, 120004), (3158, 81700), (3268, 78950), (3800, 67897), (4085, 63160), (4300, 60002), (6316, 40850), (6536, 39475), (7895, 32680), (8170, 31580), (8600, 30001), (12632, 20425), (15790, 16340)]