249945175

素因数分解:

$5^2\times {\mathrm{37}}^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:260

約数の個数: 36

約数和(自身を含む): 326255160

約数和(自身を除く): 76309985

約数列:

[1, 5, 25, 37, 67, 109, 185, 335, 545, 925, 1369, 1675, 2479, 2725, 4033, 6845, 7303, 12395, 20165, 34225, 36515, 61975, 91723, 100825, 149221, 182575, 270211, 458615, 746105, 1351055, 2293075, 3730525, 6755275, 9997807, 49989035, 249945175]

約数ペア:

[(1, 249945175), (5, 49989035), (25, 9997807), (37, 6755275), (67, 3730525), (109, 2293075), (185, 1351055), (335, 746105), (545, 458615), (925, 270211), (1369, 182575), (1675, 149221), (2479, 100825), (2725, 91723), (4033, 61975), (6845, 36515), (7303, 34225), (12395, 20165)]