53410820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 114691248

約数和(自身を除く): 61280428

約数列:

[1, 2, 4, 5, 10, 20, 101, 137, 193, 202, 274, 386, 404, 505, 548, 685, 772, 965, 1010, 1370, 1930, 2020, 2740, 3860, 13837, 19493, 26441, 27674, 38986, 52882, 55348, 69185, 77972, 97465, 105764, 132205, 138370, 194930, 264410, 276740, 389860, 528820, 2670541, 5341082, 10682164, 13352705, 26705410, 53410820]

約数ペア:

[(1, 53410820), (2, 26705410), (4, 13352705), (5, 10682164), (10, 5341082), (20, 2670541), (101, 528820), (137, 389860), (193, 276740), (202, 264410), (274, 194930), (386, 138370), (404, 132205), (505, 105764), (548, 97465), (685, 77972), (772, 69185), (965, 55348), (1010, 52882), (1370, 38986), (1930, 27674), (2020, 26441), (2740, 19493), (3860, 13837)]