854861000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1259}}^1$

素因数の和:1384

約数の個数: 128

約数和(自身を含む): 2311545600

約数和(自身を除く): 1456684600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 97, 100, 125, 140, 175, 194, 200, 250, 280, 350, 388, 485, 500, 679, 700, 776, 875, 970, 1000, 1259, 1358, 1400, 1750, 1940, 2425, 2518, 2716, 3395, 3500, 3880, 4850, 5036, 5432, 6295, 6790, 7000, 8813, 9700, 10072, 12125, 12590, 13580, 16975, 17626, 19400, 24250, 25180, 27160, 31475, 33950, 35252, 44065, 48500, 50360, 62950, 67900, 70504, 84875, 88130, 97000, 122123, 125900, 135800, 157375, 169750, 176260, 220325, 244246, 251800, 314750, 339500, 352520, 440650, 488492, 610615, 629500, 679000, 854861, 881300, 976984, 1101625, 1221230, 1259000, 1709722, 1762600, 2203250, 2442460, 3053075, 3419444, 4274305, 4406500, 4884920, 6106150, 6838888, 8548610, 8813000, 12212300, 15265375, 17097220, 21371525, 24424600, 30530750, 34194440, 42743050, 61061500, 85486100, 106857625, 122123000, 170972200, 213715250, 427430500, 854861000]

約数ペア:

[(1, 854861000), (2, 427430500), (4, 213715250), (5, 170972200), (7, 122123000), (8, 106857625), (10, 85486100), (14, 61061500), (20, 42743050), (25, 34194440), (28, 30530750), (35, 24424600), (40, 21371525), (50, 17097220), (56, 15265375), (70, 12212300), (97, 8813000), (100, 8548610), (125, 6838888), (140, 6106150), (175, 4884920), (194, 4406500), (200, 4274305), (250, 3419444), (280, 3053075), (350, 2442460), (388, 2203250), (485, 1762600), (500, 1709722), (679, 1259000), (700, 1221230), (776, 1101625), (875, 976984), (970, 881300), (1000, 854861), (1259, 679000), (1358, 629500), (1400, 610615), (1750, 488492), (1940, 440650), (2425, 352520), (2518, 339500), (2716, 314750), (3395, 251800), (3500, 244246), (3880, 220325), (4850, 176260), (5036, 169750), (5432, 157375), (6295, 135800), (6790, 125900), (7000, 122123), (8813, 97000), (9700, 88130), (10072, 84875), (12125, 70504), (12590, 67900), (13580, 62950), (16975, 50360), (17626, 48500), (19400, 44065), (24250, 35252), (25180, 33950), (27160, 31475)]