127020175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{311}}^1$

素因数の和:400

約数の個数: 36

約数和(自身を含む): 172877328

約数和(自身を除く): 45857153

約数列:

[1, 5, 17, 25, 31, 85, 155, 311, 425, 527, 775, 961, 1555, 2635, 4805, 5287, 7775, 9641, 13175, 16337, 24025, 26435, 48205, 81685, 132175, 163897, 241025, 298871, 408425, 819485, 1494355, 4097425, 5080807, 7471775, 25404035, 127020175]

約数ペア:

[(1, 127020175), (5, 25404035), (17, 7471775), (25, 5080807), (31, 4097425), (85, 1494355), (155, 819485), (311, 408425), (425, 298871), (527, 241025), (775, 163897), (961, 132175), (1555, 81685), (2635, 48205), (4805, 26435), (5287, 24025), (7775, 16337), (9641, 13175)]