56688640

素因数分解:

$2^{16}\times 5^1\times {\mathrm{173}}^1$

素因数の和:210

約数の個数: 68

約数和(自身を含む): 136838124

約数和(自身を除く): 80149484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 256, 320, 346, 512, 640, 692, 865, 1024, 1280, 1384, 1730, 2048, 2560, 2768, 3460, 4096, 5120, 5536, 6920, 8192, 10240, 11072, 13840, 16384, 20480, 22144, 27680, 32768, 40960, 44288, 55360, 65536, 81920, 88576, 110720, 163840, 177152, 221440, 327680, 354304, 442880, 708608, 885760, 1417216, 1771520, 2834432, 3543040, 5668864, 7086080, 11337728, 14172160, 28344320, 56688640]

約数ペア:

[(1, 56688640), (2, 28344320), (4, 14172160), (5, 11337728), (8, 7086080), (10, 5668864), (16, 3543040), (20, 2834432), (32, 1771520), (40, 1417216), (64, 885760), (80, 708608), (128, 442880), (160, 354304), (173, 327680), (256, 221440), (320, 177152), (346, 163840), (512, 110720), (640, 88576), (692, 81920), (865, 65536), (1024, 55360), (1280, 44288), (1384, 40960), (1730, 32768), (2048, 27680), (2560, 22144), (2768, 20480), (3460, 16384), (4096, 13840), (5120, 11072), (5536, 10240), (6920, 8192)]