25144048

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 50220000

約数和(自身を除く): 25075952

約数列:

[1, 2, 4, 8, 16, 53, 106, 149, 199, 212, 298, 398, 424, 596, 796, 848, 1192, 1592, 2384, 3184, 7897, 10547, 15794, 21094, 29651, 31588, 42188, 59302, 63176, 84376, 118604, 126352, 168752, 237208, 474416, 1571503, 3143006, 6286012, 12572024, 25144048]

約数ペア:

[(1, 25144048), (2, 12572024), (4, 6286012), (8, 3143006), (16, 1571503), (53, 474416), (106, 237208), (149, 168752), (199, 126352), (212, 118604), (298, 84376), (398, 63176), (424, 59302), (596, 42188), (796, 31588), (848, 29651), (1192, 21094), (1592, 15794), (2384, 10547), (3184, 7897)]