664576

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{59}}^1$

素因数の和:90

約数の個数: 44

約数和(自身を含む): 1473840

約数和(自身を除く): 809264

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 128, 176, 236, 256, 352, 472, 512, 649, 704, 944, 1024, 1298, 1408, 1888, 2596, 2816, 3776, 5192, 5632, 7552, 10384, 11264, 15104, 20768, 30208, 41536, 60416, 83072, 166144, 332288, 664576]

約数ペア:

[(1, 664576), (2, 332288), (4, 166144), (8, 83072), (11, 60416), (16, 41536), (22, 30208), (32, 20768), (44, 15104), (59, 11264), (64, 10384), (88, 7552), (118, 5632), (128, 5192), (176, 3776), (236, 2816), (256, 2596), (352, 1888), (472, 1408), (512, 1298), (649, 1024), (704, 944)]