5123169520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{4651}}^1$

素因数の和:4959

約数の個数: 120

約数和(自身を含む): 13908382128

約数和(自身を除く): 8785212608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 281, 392, 490, 560, 562, 784, 980, 1124, 1405, 1960, 1967, 2248, 2810, 3920, 3934, 4496, 4651, 5620, 7868, 9302, 9835, 11240, 13769, 15736, 18604, 19670, 22480, 23255, 27538, 31472, 32557, 37208, 39340, 46510, 55076, 65114, 68845, 74416, 78680, 93020, 110152, 130228, 137690, 157360, 162785, 186040, 220304, 227899, 260456, 275380, 325570, 372080, 455798, 520912, 550760, 651140, 911596, 1101520, 1139495, 1302280, 1306931, 1823192, 2278990, 2604560, 2613862, 3646384, 4557980, 5227724, 6534655, 9115960, 9148517, 10455448, 13069310, 18231920, 18297034, 20910896, 26138620, 36594068, 45742585, 52277240, 64039619, 73188136, 91485170, 104554480, 128079238, 146376272, 182970340, 256158476, 320198095, 365940680, 512316952, 640396190, 731881360, 1024633904, 1280792380, 2561584760, 5123169520]

約数ペア:

[(1, 5123169520), (2, 2561584760), (4, 1280792380), (5, 1024633904), (7, 731881360), (8, 640396190), (10, 512316952), (14, 365940680), (16, 320198095), (20, 256158476), (28, 182970340), (35, 146376272), (40, 128079238), (49, 104554480), (56, 91485170), (70, 73188136), (80, 64039619), (98, 52277240), (112, 45742585), (140, 36594068), (196, 26138620), (245, 20910896), (280, 18297034), (281, 18231920), (392, 13069310), (490, 10455448), (560, 9148517), (562, 9115960), (784, 6534655), (980, 5227724), (1124, 4557980), (1405, 3646384), (1960, 2613862), (1967, 2604560), (2248, 2278990), (2810, 1823192), (3920, 1306931), (3934, 1302280), (4496, 1139495), (4651, 1101520), (5620, 911596), (7868, 651140), (9302, 550760), (9835, 520912), (11240, 455798), (13769, 372080), (15736, 325570), (18604, 275380), (19670, 260456), (22480, 227899), (23255, 220304), (27538, 186040), (31472, 162785), (32557, 157360), (37208, 137690), (39340, 130228), (46510, 110152), (55076, 93020), (65114, 78680), (68845, 74416)]