51782425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 36

約数和(自身を含む): 70659540

約数和(自身を除く): 18877115

約数列:

[1, 5, 17, 25, 37, 85, 89, 185, 425, 445, 629, 925, 1369, 1513, 2225, 3145, 3293, 6845, 7565, 15725, 16465, 23273, 34225, 37825, 55981, 82325, 116365, 121841, 279905, 581825, 609205, 1399525, 2071297, 3046025, 10356485, 51782425]

約数ペア:

[(1, 51782425), (5, 10356485), (17, 3046025), (25, 2071297), (37, 1399525), (85, 609205), (89, 581825), (185, 279905), (425, 121841), (445, 116365), (629, 82325), (925, 55981), (1369, 37825), (1513, 34225), (2225, 23273), (3145, 16465), (3293, 15725), (6845, 7565)]