77891100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1279}}^1$

素因数の和:1332

約数の個数: 144

約数和(自身を含む): 266649600

約数和(自身を除く): 188758500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 29, 30, 35, 42, 50, 58, 60, 70, 75, 84, 87, 100, 105, 116, 140, 145, 150, 174, 175, 203, 210, 290, 300, 348, 350, 406, 420, 435, 525, 580, 609, 700, 725, 812, 870, 1015, 1050, 1218, 1279, 1450, 1740, 2030, 2100, 2175, 2436, 2558, 2900, 3045, 3837, 4060, 4350, 5075, 5116, 6090, 6395, 7674, 8700, 8953, 10150, 12180, 12790, 15225, 15348, 17906, 19185, 20300, 25580, 26859, 30450, 31975, 35812, 37091, 38370, 44765, 53718, 60900, 63950, 74182, 76740, 89530, 95925, 107436, 111273, 127900, 134295, 148364, 179060, 185455, 191850, 222546, 223825, 259637, 268590, 370910, 383700, 445092, 447650, 519274, 537180, 556365, 671475, 741820, 778911, 895300, 927275, 1038548, 1112730, 1298185, 1342950, 1557822, 1854550, 2225460, 2596370, 2685900, 2781825, 3115644, 3709100, 3894555, 5192740, 5563650, 6490925, 7789110, 11127300, 12981850, 15578220, 19472775, 25963700, 38945550, 77891100]

約数ペア:

[(1, 77891100), (2, 38945550), (3, 25963700), (4, 19472775), (5, 15578220), (6, 12981850), (7, 11127300), (10, 7789110), (12, 6490925), (14, 5563650), (15, 5192740), (20, 3894555), (21, 3709100), (25, 3115644), (28, 2781825), (29, 2685900), (30, 2596370), (35, 2225460), (42, 1854550), (50, 1557822), (58, 1342950), (60, 1298185), (70, 1112730), (75, 1038548), (84, 927275), (87, 895300), (100, 778911), (105, 741820), (116, 671475), (140, 556365), (145, 537180), (150, 519274), (174, 447650), (175, 445092), (203, 383700), (210, 370910), (290, 268590), (300, 259637), (348, 223825), (350, 222546), (406, 191850), (420, 185455), (435, 179060), (525, 148364), (580, 134295), (609, 127900), (700, 111273), (725, 107436), (812, 95925), (870, 89530), (1015, 76740), (1050, 74182), (1218, 63950), (1279, 60900), (1450, 53718), (1740, 44765), (2030, 38370), (2100, 37091), (2175, 35812), (2436, 31975), (2558, 30450), (2900, 26859), (3045, 25580), (3837, 20300), (4060, 19185), (4350, 17906), (5075, 15348), (5116, 15225), (6090, 12790), (6395, 12180), (7674, 10150), (8700, 8953)]