25636697915

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{401}}^1\times {\mathrm{1723}}^1$

素因数の和:2351

約数の個数: 32

約数和(自身を含む): 31785953472

約数和(自身を除く): 6149255557

約数列:

[1, 5, 41, 181, 205, 401, 905, 1723, 2005, 7421, 8615, 16441, 37105, 70643, 72581, 82205, 311863, 353215, 362905, 690923, 1559315, 2975821, 3454615, 12786383, 14879105, 28327843, 63931915, 125057063, 141639215, 625285315, 5127339583, 25636697915]

約数ペア:

[(1, 25636697915), (5, 5127339583), (41, 625285315), (181, 141639215), (205, 125057063), (401, 63931915), (905, 28327843), (1723, 14879105), (2005, 12786383), (7421, 3454615), (8615, 2975821), (16441, 1559315), (37105, 690923), (70643, 362905), (72581, 353215), (82205, 311863)]