85765000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{1009}}^1$

素因数の和:1052

約数の個数: 80

約数和(自身を含む): 212978700

約数和(自身を除く): 127213700

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 250, 340, 425, 500, 625, 680, 850, 1000, 1009, 1250, 1700, 2018, 2125, 2500, 3400, 4036, 4250, 5000, 5045, 8072, 8500, 10090, 10625, 17000, 17153, 20180, 21250, 25225, 34306, 40360, 42500, 50450, 68612, 85000, 85765, 100900, 126125, 137224, 171530, 201800, 252250, 343060, 428825, 504500, 630625, 686120, 857650, 1009000, 1261250, 1715300, 2144125, 2522500, 3430600, 4288250, 5045000, 8576500, 10720625, 17153000, 21441250, 42882500, 85765000]

約数ペア:

[(1, 85765000), (2, 42882500), (4, 21441250), (5, 17153000), (8, 10720625), (10, 8576500), (17, 5045000), (20, 4288250), (25, 3430600), (34, 2522500), (40, 2144125), (50, 1715300), (68, 1261250), (85, 1009000), (100, 857650), (125, 686120), (136, 630625), (170, 504500), (200, 428825), (250, 343060), (340, 252250), (425, 201800), (500, 171530), (625, 137224), (680, 126125), (850, 100900), (1000, 85765), (1009, 85000), (1250, 68612), (1700, 50450), (2018, 42500), (2125, 40360), (2500, 34306), (3400, 25225), (4036, 21250), (4250, 20180), (5000, 17153), (5045, 17000), (8072, 10625), (8500, 10090)]