13272880

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:925

約数の個数: 40

約数和(自身を含む): 31029264

約数和(自身を除く): 17756384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 661, 1004, 1255, 1322, 2008, 2510, 2644, 3305, 4016, 5020, 5288, 6610, 10040, 10576, 13220, 20080, 26440, 52880, 165911, 331822, 663644, 829555, 1327288, 1659110, 2654576, 3318220, 6636440, 13272880]

約数ペア:

[(1, 13272880), (2, 6636440), (4, 3318220), (5, 2654576), (8, 1659110), (10, 1327288), (16, 829555), (20, 663644), (40, 331822), (80, 165911), (251, 52880), (502, 26440), (661, 20080), (1004, 13220), (1255, 10576), (1322, 10040), (2008, 6610), (2510, 5288), (2644, 5020), (3305, 4016)]