80139136

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 128

約数和(自身を含む): 204456960

約数和(自身を除く): 124317824

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 47, 56, 64, 77, 88, 94, 112, 128, 154, 173, 176, 188, 224, 308, 329, 346, 352, 376, 448, 517, 616, 658, 692, 704, 752, 896, 1034, 1211, 1232, 1316, 1384, 1408, 1504, 1903, 2068, 2422, 2464, 2632, 2768, 3008, 3619, 3806, 4136, 4844, 4928, 5264, 5536, 6016, 7238, 7612, 8131, 8272, 9688, 9856, 10528, 11072, 13321, 14476, 15224, 16262, 16544, 19376, 21056, 22144, 26642, 28952, 30448, 32524, 33088, 38752, 42112, 53284, 56917, 57904, 60896, 65048, 66176, 77504, 89441, 106568, 113834, 115808, 121792, 130096, 155008, 178882, 213136, 227668, 231616, 243584, 260192, 357764, 426272, 455336, 463232, 520384, 626087, 715528, 852544, 910672, 1040768, 1252174, 1431056, 1705088, 1821344, 2504348, 2862112, 3642688, 5008696, 5724224, 7285376, 10017392, 11448448, 20034784, 40069568, 80139136]

約数ペア:

[(1, 80139136), (2, 40069568), (4, 20034784), (7, 11448448), (8, 10017392), (11, 7285376), (14, 5724224), (16, 5008696), (22, 3642688), (28, 2862112), (32, 2504348), (44, 1821344), (47, 1705088), (56, 1431056), (64, 1252174), (77, 1040768), (88, 910672), (94, 852544), (112, 715528), (128, 626087), (154, 520384), (173, 463232), (176, 455336), (188, 426272), (224, 357764), (308, 260192), (329, 243584), (346, 231616), (352, 227668), (376, 213136), (448, 178882), (517, 155008), (616, 130096), (658, 121792), (692, 115808), (704, 113834), (752, 106568), (896, 89441), (1034, 77504), (1211, 66176), (1232, 65048), (1316, 60896), (1384, 57904), (1408, 56917), (1504, 53284), (1903, 42112), (2068, 38752), (2422, 33088), (2464, 32524), (2632, 30448), (2768, 28952), (3008, 26642), (3619, 22144), (3806, 21056), (4136, 19376), (4844, 16544), (4928, 16262), (5264, 15224), (5536, 14476), (6016, 13321), (7238, 11072), (7612, 10528), (8131, 9856), (8272, 9688)]