25745480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37861}}^1$

素因数の和:37889

約数の個数: 32

約数和(自身を含む): 61336440

約数和(自身を除く): 35590960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 37861, 75722, 151444, 189305, 302888, 378610, 643637, 757220, 1287274, 1514440, 2574548, 3218185, 5149096, 6436370, 12872740, 25745480]

約数ペア:

[(1, 25745480), (2, 12872740), (4, 6436370), (5, 5149096), (8, 3218185), (10, 2574548), (17, 1514440), (20, 1287274), (34, 757220), (40, 643637), (68, 378610), (85, 302888), (136, 189305), (170, 151444), (340, 75722), (680, 37861)]