64712128

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:262

約数の個数: 84

約数和(自身を含む): 144280128

約数和(自身を除く): 79568000

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 169, 193, 208, 248, 338, 386, 403, 416, 496, 676, 772, 806, 832, 992, 1352, 1544, 1612, 1984, 2509, 2704, 3088, 3224, 5018, 5239, 5408, 5983, 6176, 6448, 10036, 10478, 10816, 11966, 12352, 12896, 20072, 20956, 23932, 25792, 32617, 40144, 41912, 47864, 65234, 77779, 80288, 83824, 95728, 130468, 155558, 160576, 167648, 191456, 260936, 311116, 335296, 382912, 521872, 622232, 1011127, 1043744, 1244464, 2022254, 2087488, 2488928, 4044508, 4977856, 8089016, 16178032, 32356064, 64712128]

約数ペア:

[(1, 64712128), (2, 32356064), (4, 16178032), (8, 8089016), (13, 4977856), (16, 4044508), (26, 2488928), (31, 2087488), (32, 2022254), (52, 1244464), (62, 1043744), (64, 1011127), (104, 622232), (124, 521872), (169, 382912), (193, 335296), (208, 311116), (248, 260936), (338, 191456), (386, 167648), (403, 160576), (416, 155558), (496, 130468), (676, 95728), (772, 83824), (806, 80288), (832, 77779), (992, 65234), (1352, 47864), (1544, 41912), (1612, 40144), (1984, 32617), (2509, 25792), (2704, 23932), (3088, 20956), (3224, 20072), (5018, 12896), (5239, 12352), (5408, 11966), (5983, 10816), (6176, 10478), (6448, 10036)]