641157248

素因数分解:

$2^7\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1163}}^1$

素因数の和:1309

約数の個数: 64

約数和(自身を含む): 1317880800

約数和(自身を除く): 676723552

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 73, 118, 128, 146, 236, 292, 472, 584, 944, 1163, 1168, 1888, 2326, 2336, 3776, 4307, 4652, 4672, 7552, 8614, 9304, 9344, 17228, 18608, 34456, 37216, 68617, 68912, 74432, 84899, 137234, 137824, 148864, 169798, 274468, 275648, 339596, 548936, 551296, 679192, 1097872, 1358384, 2195744, 2716768, 4391488, 5009041, 5433536, 8782976, 10018082, 10867072, 20036164, 40072328, 80144656, 160289312, 320578624, 641157248]

約数ペア:

[(1, 641157248), (2, 320578624), (4, 160289312), (8, 80144656), (16, 40072328), (32, 20036164), (59, 10867072), (64, 10018082), (73, 8782976), (118, 5433536), (128, 5009041), (146, 4391488), (236, 2716768), (292, 2195744), (472, 1358384), (584, 1097872), (944, 679192), (1163, 551296), (1168, 548936), (1888, 339596), (2326, 275648), (2336, 274468), (3776, 169798), (4307, 148864), (4652, 137824), (4672, 137234), (7552, 84899), (8614, 74432), (9304, 68912), (9344, 68617), (17228, 37216), (18608, 34456)]