139388288

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 301222320

約数和(自身を除く): 161834032

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 211, 397, 416, 422, 794, 832, 844, 1588, 1664, 1688, 2743, 3176, 3376, 5161, 5486, 6352, 6752, 10322, 10972, 12704, 13504, 20644, 21944, 25408, 27008, 41288, 43888, 50816, 82576, 83767, 87776, 165152, 167534, 175552, 330304, 335068, 351104, 660608, 670136, 1088971, 1340272, 2177942, 2680544, 4355884, 5361088, 8711768, 10722176, 17423536, 34847072, 69694144, 139388288]

約数ペア:

[(1, 139388288), (2, 69694144), (4, 34847072), (8, 17423536), (13, 10722176), (16, 8711768), (26, 5361088), (32, 4355884), (52, 2680544), (64, 2177942), (104, 1340272), (128, 1088971), (208, 670136), (211, 660608), (397, 351104), (416, 335068), (422, 330304), (794, 175552), (832, 167534), (844, 165152), (1588, 87776), (1664, 83767), (1688, 82576), (2743, 50816), (3176, 43888), (3376, 41288), (5161, 27008), (5486, 25408), (6352, 21944), (6752, 20644), (10322, 13504), (10972, 12704)]