80149168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{455393}}^1$

素因数の和:455412

約数の個数: 20

約数和(自身を含む): 169406568

約数和(自身を除く): 89257400

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 455393, 910786, 1821572, 3643144, 5009323, 7286288, 10018646, 20037292, 40074584, 80149168]

約数ペア:

[(1, 80149168), (2, 40074584), (4, 20037292), (8, 10018646), (11, 7286288), (16, 5009323), (22, 3643144), (44, 1821572), (88, 910786), (176, 455393)]