13064320

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 31671000

約数和(自身を除く): 18606680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 149, 160, 274, 298, 320, 548, 596, 640, 685, 745, 1096, 1192, 1370, 1490, 2192, 2384, 2740, 2980, 4384, 4768, 5480, 5960, 8768, 9536, 10960, 11920, 17536, 19072, 20413, 21920, 23840, 40826, 43840, 47680, 81652, 87680, 95360, 102065, 163304, 204130, 326608, 408260, 653216, 816520, 1306432, 1633040, 2612864, 3266080, 6532160, 13064320]

約数ペア:

[(1, 13064320), (2, 6532160), (4, 3266080), (5, 2612864), (8, 1633040), (10, 1306432), (16, 816520), (20, 653216), (32, 408260), (40, 326608), (64, 204130), (80, 163304), (128, 102065), (137, 95360), (149, 87680), (160, 81652), (274, 47680), (298, 43840), (320, 40826), (548, 23840), (596, 21920), (640, 20413), (685, 19072), (745, 17536), (1096, 11920), (1192, 10960), (1370, 9536), (1490, 8768), (2192, 5960), (2384, 5480), (2740, 4768), (2980, 4384)]