885121328

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{26431}}^1$

素因数の和:26482

約数の個数: 80

約数和(自身を含む): 2202525696

約数和(自身を除く): 1317404368

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 91, 92, 104, 112, 161, 182, 184, 208, 299, 322, 364, 368, 598, 644, 728, 1196, 1288, 1456, 2093, 2392, 2576, 4186, 4784, 8372, 16744, 26431, 33488, 52862, 105724, 185017, 211448, 343603, 370034, 422896, 607913, 687206, 740068, 1215826, 1374412, 1480136, 2405221, 2431652, 2748824, 2960272, 4255391, 4810442, 4863304, 5497648, 7902869, 8510782, 9620884, 9726608, 15805738, 17021564, 19241768, 31611476, 34043128, 38483536, 55320083, 63222952, 68086256, 110640166, 126445904, 221280332, 442560664, 885121328]

約数ペア:

[(1, 885121328), (2, 442560664), (4, 221280332), (7, 126445904), (8, 110640166), (13, 68086256), (14, 63222952), (16, 55320083), (23, 38483536), (26, 34043128), (28, 31611476), (46, 19241768), (52, 17021564), (56, 15805738), (91, 9726608), (92, 9620884), (104, 8510782), (112, 7902869), (161, 5497648), (182, 4863304), (184, 4810442), (208, 4255391), (299, 2960272), (322, 2748824), (364, 2431652), (368, 2405221), (598, 1480136), (644, 1374412), (728, 1215826), (1196, 740068), (1288, 687206), (1456, 607913), (2093, 422896), (2392, 370034), (2576, 343603), (4186, 211448), (4784, 185017), (8372, 105724), (16744, 52862), (26431, 33488)]