53355920

素因数分解:

$2^4\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1009}}^1$

素因数の和:1683

約数の個数: 40

約数和(自身を含む): 124363320

約数和(自身を除く): 71007400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 661, 1009, 1322, 2018, 2644, 3305, 4036, 5045, 5288, 6610, 8072, 10090, 10576, 13220, 16144, 20180, 26440, 40360, 52880, 80720, 666949, 1333898, 2667796, 3334745, 5335592, 6669490, 10671184, 13338980, 26677960, 53355920]

約数ペア:

[(1, 53355920), (2, 26677960), (4, 13338980), (5, 10671184), (8, 6669490), (10, 5335592), (16, 3334745), (20, 2667796), (40, 1333898), (80, 666949), (661, 80720), (1009, 52880), (1322, 40360), (2018, 26440), (2644, 20180), (3305, 16144), (4036, 13220), (5045, 10576), (5288, 10090), (6610, 8072)]