25508156

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 45593184

約数和(自身を除く): 20085028

約数列:

[1, 2, 4, 101, 103, 202, 206, 404, 412, 613, 1226, 2452, 10403, 20806, 41612, 61913, 63139, 123826, 126278, 247652, 252556, 6377039, 12754078, 25508156]

約数ペア:

[(1, 25508156), (2, 12754078), (4, 6377039), (101, 252556), (103, 247652), (202, 126278), (206, 123826), (404, 63139), (412, 61913), (613, 41612), (1226, 20806), (2452, 10403)]