201671275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 286037248

約数和(自身を除く): 84365973

約数列:

[1, 5, 13, 25, 31, 37, 65, 155, 185, 325, 403, 481, 541, 775, 925, 1147, 2015, 2405, 2705, 5735, 7033, 10075, 12025, 13525, 14911, 16771, 20017, 28675, 35165, 74555, 83855, 100085, 175825, 218023, 260221, 372775, 419275, 500425, 620527, 1090115, 1301105, 3102635, 5450575, 6505525, 8066851, 15513175, 40334255, 201671275]

約数ペア:

[(1, 201671275), (5, 40334255), (13, 15513175), (25, 8066851), (31, 6505525), (37, 5450575), (65, 3102635), (155, 1301105), (185, 1090115), (325, 620527), (403, 500425), (481, 419275), (541, 372775), (775, 260221), (925, 218023), (1147, 175825), (2015, 100085), (2405, 83855), (2705, 74555), (5735, 35165), (7033, 28675), (10075, 20017), (12025, 16771), (13525, 14911)]