205715300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 551214720

約数和(自身を除く): 345499420

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 59, 68, 70, 85, 100, 118, 119, 140, 170, 175, 236, 238, 293, 295, 340, 350, 413, 425, 476, 586, 590, 595, 700, 826, 850, 1003, 1172, 1180, 1190, 1465, 1475, 1652, 1700, 2006, 2051, 2065, 2380, 2930, 2950, 2975, 4012, 4102, 4130, 4981, 5015, 5860, 5900, 5950, 7021, 7325, 8204, 8260, 9962, 10030, 10255, 10325, 11900, 14042, 14650, 17287, 19924, 20060, 20510, 20650, 24905, 25075, 28084, 29300, 34574, 34867, 35105, 41020, 41300, 49810, 50150, 51275, 69148, 69734, 70210, 86435, 99620, 100300, 102550, 121009, 124525, 139468, 140420, 172870, 174335, 175525, 205100, 242018, 249050, 293879, 345740, 348670, 351050, 432175, 484036, 498100, 587758, 605045, 697340, 702100, 864350, 871675, 1175516, 1210090, 1469395, 1728700, 1743350, 2057153, 2420180, 2938790, 3025225, 3486700, 4114306, 5877580, 6050450, 7346975, 8228612, 10285765, 12100900, 14693950, 20571530, 29387900, 41143060, 51428825, 102857650, 205715300]

約数ペア:

[(1, 205715300), (2, 102857650), (4, 51428825), (5, 41143060), (7, 29387900), (10, 20571530), (14, 14693950), (17, 12100900), (20, 10285765), (25, 8228612), (28, 7346975), (34, 6050450), (35, 5877580), (50, 4114306), (59, 3486700), (68, 3025225), (70, 2938790), (85, 2420180), (100, 2057153), (118, 1743350), (119, 1728700), (140, 1469395), (170, 1210090), (175, 1175516), (236, 871675), (238, 864350), (293, 702100), (295, 697340), (340, 605045), (350, 587758), (413, 498100), (425, 484036), (476, 432175), (586, 351050), (590, 348670), (595, 345740), (700, 293879), (826, 249050), (850, 242018), (1003, 205100), (1172, 175525), (1180, 174335), (1190, 172870), (1465, 140420), (1475, 139468), (1652, 124525), (1700, 121009), (2006, 102550), (2051, 100300), (2065, 99620), (2380, 86435), (2930, 70210), (2950, 69734), (2975, 69148), (4012, 51275), (4102, 50150), (4130, 49810), (4981, 41300), (5015, 41020), (5860, 35105), (5900, 34867), (5950, 34574), (7021, 29300), (7325, 28084), (8204, 25075), (8260, 24905), (9962, 20650), (10030, 20510), (10255, 20060), (10325, 19924), (11900, 17287), (14042, 14650)]