49153780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1949}}^1$

素因数の和:2068

約数の個数: 48

約数和(自身を含む): 112366800

約数和(自身を除く): 63213020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 1949, 2522, 3898, 5044, 6305, 7796, 9745, 12610, 19490, 25220, 25337, 38980, 50674, 101348, 126685, 189053, 253370, 378106, 506740, 756212, 945265, 1890530, 2457689, 3781060, 4915378, 9830756, 12288445, 24576890, 49153780]

約数ペア:

[(1, 49153780), (2, 24576890), (4, 12288445), (5, 9830756), (10, 4915378), (13, 3781060), (20, 2457689), (26, 1890530), (52, 945265), (65, 756212), (97, 506740), (130, 378106), (194, 253370), (260, 189053), (388, 126685), (485, 101348), (970, 50674), (1261, 38980), (1940, 25337), (1949, 25220), (2522, 19490), (3898, 12610), (5044, 9745), (6305, 7796)]