15721741810

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{1913}}^1$

素因数の和:2203

約数の個数: 64

約数和(自身を含む): 29237345280

約数和(自身を除く): 13515603470

約数列:

[1, 2, 5, 10, 79, 101, 103, 158, 202, 206, 395, 505, 515, 790, 1010, 1030, 1913, 3826, 7979, 8137, 9565, 10403, 15958, 16274, 19130, 20806, 39895, 40685, 52015, 79790, 81370, 104030, 151127, 193213, 197039, 302254, 386426, 394078, 755635, 821837, 966065, 985195, 1511270, 1643674, 1932130, 1970390, 4109185, 8218370, 15263827, 15566081, 19900939, 30527654, 31132162, 39801878, 76319135, 77830405, 99504695, 152638270, 155660810, 199009390, 1572174181, 3144348362, 7860870905, 15721741810]

約数ペア:

[(1, 15721741810), (2, 7860870905), (5, 3144348362), (10, 1572174181), (79, 199009390), (101, 155660810), (103, 152638270), (158, 99504695), (202, 77830405), (206, 76319135), (395, 39801878), (505, 31132162), (515, 30527654), (790, 19900939), (1010, 15566081), (1030, 15263827), (1913, 8218370), (3826, 4109185), (7979, 1970390), (8137, 1932130), (9565, 1643674), (10403, 1511270), (15958, 985195), (16274, 966065), (19130, 821837), (20806, 755635), (39895, 394078), (40685, 386426), (52015, 302254), (79790, 197039), (81370, 193213), (104030, 151127)]