25002985

素因数分解:

$5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 35712000

約数和(自身を除く): 10709015

約数列:

[1, 5, 7, 35, 49, 61, 239, 245, 305, 343, 427, 1195, 1673, 1715, 2135, 2989, 8365, 11711, 14579, 14945, 20923, 58555, 72895, 81977, 102053, 104615, 409885, 510265, 714371, 3571855, 5000597, 25002985]

約数ペア:

[(1, 25002985), (5, 5000597), (7, 3571855), (35, 714371), (49, 510265), (61, 409885), (239, 104615), (245, 102053), (305, 81977), (343, 72895), (427, 58555), (1195, 20923), (1673, 14945), (1715, 14579), (2135, 11711), (2989, 8365)]