83755880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 217728000

約数和(自身を除く): 133972120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 47, 52, 65, 92, 94, 104, 115, 130, 149, 184, 188, 230, 235, 260, 298, 299, 376, 460, 470, 520, 596, 598, 611, 745, 920, 940, 1081, 1192, 1196, 1222, 1490, 1495, 1880, 1937, 2162, 2392, 2444, 2980, 2990, 3055, 3427, 3874, 4324, 4888, 5405, 5960, 5980, 6110, 6854, 7003, 7748, 8648, 9685, 10810, 11960, 12220, 13708, 14006, 14053, 15496, 17135, 19370, 21620, 24440, 27416, 28012, 28106, 34270, 35015, 38740, 43240, 44551, 56024, 56212, 68540, 70030, 70265, 77480, 89102, 91039, 112424, 137080, 140060, 140530, 161069, 178204, 182078, 222755, 280120, 281060, 322138, 356408, 364156, 445510, 455195, 562120, 644276, 728312, 805345, 891020, 910390, 1288552, 1610690, 1782040, 1820780, 2093897, 3221380, 3641560, 4187794, 6442760, 8375588, 10469485, 16751176, 20938970, 41877940, 83755880]

約数ペア:

[(1, 83755880), (2, 41877940), (4, 20938970), (5, 16751176), (8, 10469485), (10, 8375588), (13, 6442760), (20, 4187794), (23, 3641560), (26, 3221380), (40, 2093897), (46, 1820780), (47, 1782040), (52, 1610690), (65, 1288552), (92, 910390), (94, 891020), (104, 805345), (115, 728312), (130, 644276), (149, 562120), (184, 455195), (188, 445510), (230, 364156), (235, 356408), (260, 322138), (298, 281060), (299, 280120), (376, 222755), (460, 182078), (470, 178204), (520, 161069), (596, 140530), (598, 140060), (611, 137080), (745, 112424), (920, 91039), (940, 89102), (1081, 77480), (1192, 70265), (1196, 70030), (1222, 68540), (1490, 56212), (1495, 56024), (1880, 44551), (1937, 43240), (2162, 38740), (2392, 35015), (2444, 34270), (2980, 28106), (2990, 28012), (3055, 27416), (3427, 24440), (3874, 21620), (4324, 19370), (4888, 17135), (5405, 15496), (5960, 14053), (5980, 14006), (6110, 13708), (6854, 12220), (7003, 11960), (7748, 10810), (8648, 9685)]