87290000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 200

約数和(自身を含む): 255668160

約数和(自身を除く): 168378160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 43, 50, 56, 58, 70, 80, 86, 100, 112, 116, 125, 140, 145, 172, 175, 200, 203, 215, 232, 250, 280, 290, 301, 344, 350, 400, 406, 430, 464, 500, 560, 580, 602, 625, 688, 700, 725, 812, 860, 875, 1000, 1015, 1075, 1160, 1204, 1247, 1250, 1400, 1450, 1505, 1624, 1720, 1750, 2000, 2030, 2150, 2320, 2408, 2494, 2500, 2800, 2900, 3010, 3248, 3440, 3500, 3625, 4060, 4300, 4375, 4816, 4988, 5000, 5075, 5375, 5800, 6020, 6235, 7000, 7250, 7525, 8120, 8600, 8729, 8750, 9976, 10000, 10150, 10750, 11600, 12040, 12470, 14000, 14500, 15050, 16240, 17200, 17458, 17500, 18125, 19952, 20300, 21500, 24080, 24940, 25375, 26875, 29000, 30100, 31175, 34916, 35000, 36250, 37625, 40600, 43000, 43645, 49880, 50750, 53750, 58000, 60200, 62350, 69832, 70000, 72500, 75250, 81200, 86000, 87290, 99760, 101500, 107500, 120400, 124700, 126875, 139664, 145000, 150500, 155875, 174580, 188125, 203000, 215000, 218225, 249400, 253750, 290000, 301000, 311750, 349160, 376250, 406000, 430000, 436450, 498800, 507500, 602000, 623500, 698320, 752500, 779375, 872900, 1015000, 1091125, 1247000, 1505000, 1558750, 1745800, 2030000, 2182250, 2494000, 3010000, 3117500, 3491600, 4364500, 5455625, 6235000, 8729000, 10911250, 12470000, 17458000, 21822500, 43645000, 87290000]

約数ペア:

[(1, 87290000), (2, 43645000), (4, 21822500), (5, 17458000), (7, 12470000), (8, 10911250), (10, 8729000), (14, 6235000), (16, 5455625), (20, 4364500), (25, 3491600), (28, 3117500), (29, 3010000), (35, 2494000), (40, 2182250), (43, 2030000), (50, 1745800), (56, 1558750), (58, 1505000), (70, 1247000), (80, 1091125), (86, 1015000), (100, 872900), (112, 779375), (116, 752500), (125, 698320), (140, 623500), (145, 602000), (172, 507500), (175, 498800), (200, 436450), (203, 430000), (215, 406000), (232, 376250), (250, 349160), (280, 311750), (290, 301000), (301, 290000), (344, 253750), (350, 249400), (400, 218225), (406, 215000), (430, 203000), (464, 188125), (500, 174580), (560, 155875), (580, 150500), (602, 145000), (625, 139664), (688, 126875), (700, 124700), (725, 120400), (812, 107500), (860, 101500), (875, 99760), (1000, 87290), (1015, 86000), (1075, 81200), (1160, 75250), (1204, 72500), (1247, 70000), (1250, 69832), (1400, 62350), (1450, 60200), (1505, 58000), (1624, 53750), (1720, 50750), (1750, 49880), (2000, 43645), (2030, 43000), (2150, 40600), (2320, 37625), (2408, 36250), (2494, 35000), (2500, 34916), (2800, 31175), (2900, 30100), (3010, 29000), (3248, 26875), (3440, 25375), (3500, 24940), (3625, 24080), (4060, 21500), (4300, 20300), (4375, 19952), (4816, 18125), (4988, 17500), (5000, 17458), (5075, 17200), (5375, 16240), (5800, 15050), (6020, 14500), (6235, 14000), (7000, 12470), (7250, 12040), (7525, 11600), (8120, 10750), (8600, 10150), (8729, 10000), (8750, 9976)]