5221900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:754

約数の個数: 36

約数和(自身を含む): 11492320

約数和(自身を除く): 6270420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 661, 790, 1322, 1580, 1975, 2644, 3305, 3950, 6610, 7900, 13220, 16525, 33050, 52219, 66100, 104438, 208876, 261095, 522190, 1044380, 1305475, 2610950, 5221900]

約数ペア:

[(1, 5221900), (2, 2610950), (4, 1305475), (5, 1044380), (10, 522190), (20, 261095), (25, 208876), (50, 104438), (79, 66100), (100, 52219), (158, 33050), (316, 16525), (395, 13220), (661, 7900), (790, 6610), (1322, 3950), (1580, 3305), (1975, 2644)]