81837056

素因数分解:

$2^{10}\times 7^3\times {\mathrm{233}}^1$

素因数の和:274

約数の個数: 88

約数和(自身を含む): 191599200

約数和(自身を除く): 109762144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 233, 256, 343, 392, 448, 466, 512, 686, 784, 896, 932, 1024, 1372, 1568, 1631, 1792, 1864, 2744, 3136, 3262, 3584, 3728, 5488, 6272, 6524, 7168, 7456, 10976, 11417, 12544, 13048, 14912, 21952, 22834, 25088, 26096, 29824, 43904, 45668, 50176, 52192, 59648, 79919, 87808, 91336, 104384, 119296, 159838, 175616, 182672, 208768, 238592, 319676, 351232, 365344, 417536, 639352, 730688, 835072, 1278704, 1461376, 1670144, 2557408, 2922752, 5114816, 5845504, 10229632, 11691008, 20459264, 40918528, 81837056]

約数ペア:

[(1, 81837056), (2, 40918528), (4, 20459264), (7, 11691008), (8, 10229632), (14, 5845504), (16, 5114816), (28, 2922752), (32, 2557408), (49, 1670144), (56, 1461376), (64, 1278704), (98, 835072), (112, 730688), (128, 639352), (196, 417536), (224, 365344), (233, 351232), (256, 319676), (343, 238592), (392, 208768), (448, 182672), (466, 175616), (512, 159838), (686, 119296), (784, 104384), (896, 91336), (932, 87808), (1024, 79919), (1372, 59648), (1568, 52192), (1631, 50176), (1792, 45668), (1864, 43904), (2744, 29824), (3136, 26096), (3262, 25088), (3584, 22834), (3728, 21952), (5488, 14912), (6272, 13048), (6524, 12544), (7168, 11417), (7456, 10976)]