138045728

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{67}}^2$

素因数の和:206

約数の個数: 54

約数和(自身を含む): 285081363

約数和(自身を除く): 147035635

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 67, 124, 134, 248, 268, 496, 536, 961, 992, 1072, 1922, 2077, 2144, 3844, 4154, 4489, 7688, 8308, 8978, 15376, 16616, 17956, 30752, 33232, 35912, 64387, 66464, 71824, 128774, 139159, 143648, 257548, 278318, 515096, 556636, 1030192, 1113272, 2060384, 2226544, 4313929, 4453088, 8627858, 17255716, 34511432, 69022864, 138045728]

約数ペア:

[(1, 138045728), (2, 69022864), (4, 34511432), (8, 17255716), (16, 8627858), (31, 4453088), (32, 4313929), (62, 2226544), (67, 2060384), (124, 1113272), (134, 1030192), (248, 556636), (268, 515096), (496, 278318), (536, 257548), (961, 143648), (992, 139159), (1072, 128774), (1922, 71824), (2077, 66464), (2144, 64387), (3844, 35912), (4154, 33232), (4489, 30752), (7688, 17956), (8308, 16616), (8978, 15376)]