129589168

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{761}}^1$

素因数の和:1165

約数の個数: 40

約数和(自身を含む): 260786880

約数和(自身を除く): 131197712

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 367, 464, 734, 761, 1468, 1522, 2936, 3044, 5872, 6088, 10643, 12176, 21286, 22069, 42572, 44138, 85144, 88276, 170288, 176552, 279287, 353104, 558574, 1117148, 2234296, 4468592, 8099323, 16198646, 32397292, 64794584, 129589168]

約数ペア:

[(1, 129589168), (2, 64794584), (4, 32397292), (8, 16198646), (16, 8099323), (29, 4468592), (58, 2234296), (116, 1117148), (232, 558574), (367, 353104), (464, 279287), (734, 176552), (761, 170288), (1468, 88276), (1522, 85144), (2936, 44138), (3044, 42572), (5872, 22069), (6088, 21286), (10643, 12176)]