20137093925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1\times {\mathrm{2411}}^1$

素因数の和:3294

約数の個数: 48

約数和(自身を含む): 27803220480

約数和(自身を除く): 7666126555

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 829, 2015, 2411, 4145, 10075, 10777, 12055, 20725, 25699, 31343, 53885, 60275, 74741, 128495, 156715, 269425, 334087, 373705, 642475, 783575, 971633, 1670435, 1868525, 1998719, 4858165, 8352175, 9993595, 24290825, 25983347, 49967975, 61960289, 129916735, 309801445, 649583675, 805483757, 1549007225, 4027418785, 20137093925]

約数ペア:

[(1, 20137093925), (5, 4027418785), (13, 1549007225), (25, 805483757), (31, 649583675), (65, 309801445), (155, 129916735), (325, 61960289), (403, 49967975), (775, 25983347), (829, 24290825), (2015, 9993595), (2411, 8352175), (4145, 4858165), (10075, 1998719), (10777, 1868525), (12055, 1670435), (20725, 971633), (25699, 783575), (31343, 642475), (53885, 373705), (60275, 334087), (74741, 269425), (128495, 156715)]