81144448

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8233}}^1$

素因数の和:8265

約数の個数: 64

約数和(自身を含む): 201568320

約数和(自身を除く): 120423872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 2464, 4928, 8233, 9856, 16466, 32932, 57631, 65864, 90563, 115262, 131728, 181126, 230524, 263456, 362252, 461048, 526912, 633941, 724504, 922096, 1053824, 1267882, 1449008, 1844192, 2535764, 2898016, 3688384, 5071528, 5796032, 7376768, 10143056, 11592064, 20286112, 40572224, 81144448]

約数ペア:

[(1, 81144448), (2, 40572224), (4, 20286112), (7, 11592064), (8, 10143056), (11, 7376768), (14, 5796032), (16, 5071528), (22, 3688384), (28, 2898016), (32, 2535764), (44, 1844192), (56, 1449008), (64, 1267882), (77, 1053824), (88, 922096), (112, 724504), (128, 633941), (154, 526912), (176, 461048), (224, 362252), (308, 263456), (352, 230524), (448, 181126), (616, 131728), (704, 115262), (896, 90563), (1232, 65864), (1408, 57631), (2464, 32932), (4928, 16466), (8233, 9856)]