39665275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:212

約数の個数: 36

約数和(自身を含む): 55163136

約数和(自身を除く): 15497861

約数列:

[1, 5, 13, 25, 31, 65, 127, 155, 325, 403, 635, 775, 961, 1651, 2015, 3175, 3937, 4805, 8255, 10075, 12493, 19685, 24025, 41275, 51181, 62465, 98425, 122047, 255905, 312325, 610235, 1279525, 1586611, 3051175, 7933055, 39665275]

約数ペア:

[(1, 39665275), (5, 7933055), (13, 3051175), (25, 1586611), (31, 1279525), (65, 610235), (127, 312325), (155, 255905), (325, 122047), (403, 98425), (635, 62465), (775, 51181), (961, 41275), (1651, 24025), (2015, 19685), (3175, 12493), (3937, 10075), (4805, 8255)]