81054736

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10193}}^1$

素因数の和:10279

約数の個数: 40

約数和(自身を含む): 182024064

約数和(自身を除く): 100969328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 10193, 20386, 40772, 71351, 81544, 142702, 163088, 285404, 570808, 723703, 1141616, 1447406, 2894812, 5065921, 5789624, 10131842, 11579248, 20263684, 40527368, 81054736]

約数ペア:

[(1, 81054736), (2, 40527368), (4, 20263684), (7, 11579248), (8, 10131842), (14, 5789624), (16, 5065921), (28, 2894812), (56, 1447406), (71, 1141616), (112, 723703), (142, 570808), (284, 285404), (497, 163088), (568, 142702), (994, 81544), (1136, 71351), (1988, 40772), (3976, 20386), (7952, 10193)]