86407840

素因数分解:

$2^5\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1061}}^1$

素因数の和:1585

約数の個数: 48

約数和(自身を含む): 204732360

約数和(自身を除く): 118324520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 509, 1018, 1061, 2036, 2122, 2545, 4072, 4244, 5090, 5305, 8144, 8488, 10180, 10610, 16288, 16976, 20360, 21220, 33952, 40720, 42440, 81440, 84880, 169760, 540049, 1080098, 2160196, 2700245, 4320392, 5400490, 8640784, 10800980, 17281568, 21601960, 43203920, 86407840]

約数ペア:

[(1, 86407840), (2, 43203920), (4, 21601960), (5, 17281568), (8, 10800980), (10, 8640784), (16, 5400490), (20, 4320392), (32, 2700245), (40, 2160196), (80, 1080098), (160, 540049), (509, 169760), (1018, 84880), (1061, 81440), (2036, 42440), (2122, 40720), (2545, 33952), (4072, 21220), (4244, 20360), (5090, 16976), (5305, 16288), (8144, 10610), (8488, 10180)]