172144640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{16811}}^1$

素因数の和:16838

約数の個数: 48

約数和(自身を含む): 413070840

約数和(自身を除く): 240926200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 16811, 33622, 67244, 84055, 134488, 168110, 268976, 336220, 537952, 672440, 1075904, 1344880, 2151808, 2689760, 4303616, 5379520, 8607232, 10759040, 17214464, 21518080, 34428928, 43036160, 86072320, 172144640]

約数ペア:

[(1, 172144640), (2, 86072320), (4, 43036160), (5, 34428928), (8, 21518080), (10, 17214464), (16, 10759040), (20, 8607232), (32, 5379520), (40, 4303616), (64, 2689760), (80, 2151808), (128, 1344880), (160, 1075904), (256, 672440), (320, 537952), (512, 336220), (640, 268976), (1024, 168110), (1280, 134488), (2048, 84055), (2560, 67244), (5120, 33622), (10240, 16811)]