81534208

素因数分解:

$2^8\times 7^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 187786368

約数和(自身を除く): 106252160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 173, 224, 256, 263, 346, 448, 526, 692, 896, 1052, 1211, 1384, 1792, 1841, 2104, 2422, 2768, 3682, 4208, 4844, 5536, 7364, 8416, 9688, 11072, 14728, 16832, 19376, 22144, 29456, 33664, 38752, 44288, 45499, 58912, 67328, 77504, 90998, 117824, 155008, 181996, 235648, 310016, 318493, 363992, 471296, 636986, 727984, 1273972, 1455968, 2547944, 2911936, 5095888, 5823872, 10191776, 11647744, 20383552, 40767104, 81534208]

約数ペア:

[(1, 81534208), (2, 40767104), (4, 20383552), (7, 11647744), (8, 10191776), (14, 5823872), (16, 5095888), (28, 2911936), (32, 2547944), (56, 1455968), (64, 1273972), (112, 727984), (128, 636986), (173, 471296), (224, 363992), (256, 318493), (263, 310016), (346, 235648), (448, 181996), (526, 155008), (692, 117824), (896, 90998), (1052, 77504), (1211, 67328), (1384, 58912), (1792, 45499), (1841, 44288), (2104, 38752), (2422, 33664), (2768, 29456), (3682, 22144), (4208, 19376), (4844, 16832), (5536, 14728), (7364, 11072), (8416, 9688)]