18785591275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{3037}}^1$

素因数の和:3412

約数の個数: 48

約数和(自身を含む): 25821347328

約数和(自身を除く): 7035756053

約数列:

[1, 5, 11, 25, 55, 83, 271, 275, 415, 913, 1355, 2075, 2981, 3037, 4565, 6775, 14905, 15185, 22493, 22825, 33407, 74525, 75925, 112465, 167035, 247423, 252071, 562325, 823027, 835175, 1237115, 1260355, 2772781, 4115135, 6185575, 6301775, 9053297, 13863905, 20575675, 45266485, 68311241, 69319525, 226332425, 341556205, 751423651, 1707781025, 3757118255, 18785591275]

約数ペア:

[(1, 18785591275), (5, 3757118255), (11, 1707781025), (25, 751423651), (55, 341556205), (83, 226332425), (271, 69319525), (275, 68311241), (415, 45266485), (913, 20575675), (1355, 13863905), (2075, 9053297), (2981, 6301775), (3037, 6185575), (4565, 4115135), (6775, 2772781), (14905, 1260355), (15185, 1237115), (22493, 835175), (22825, 823027), (33407, 562325), (74525, 252071), (75925, 247423), (112465, 167035)]