81966368

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{21169}}^1$

素因数の和:21201

約数の個数: 36

約数和(自身を含む): 177383430

約数和(自身を除く): 95417062

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 968, 1936, 3872, 21169, 42338, 84676, 169352, 232859, 338704, 465718, 677408, 931436, 1862872, 2561449, 3725744, 5122898, 7451488, 10245796, 20491592, 40983184, 81966368]

約数ペア:

[(1, 81966368), (2, 40983184), (4, 20491592), (8, 10245796), (11, 7451488), (16, 5122898), (22, 3725744), (32, 2561449), (44, 1862872), (88, 931436), (121, 677408), (176, 465718), (242, 338704), (352, 232859), (484, 169352), (968, 84676), (1936, 42338), (3872, 21169)]