25642715

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 37822464

約数和(自身を除く): 12179749

約数列:

[1, 5, 7, 17, 35, 71, 85, 119, 355, 497, 595, 607, 1207, 2485, 3035, 4249, 6035, 8449, 10319, 21245, 42245, 43097, 51595, 72233, 215485, 301679, 361165, 732649, 1508395, 3663245, 5128543, 25642715]

約数ペア:

[(1, 25642715), (5, 5128543), (7, 3663245), (17, 1508395), (35, 732649), (71, 361165), (85, 301679), (119, 215485), (355, 72233), (497, 51595), (595, 43097), (607, 42245), (1207, 21245), (2485, 10319), (3035, 8449), (4249, 6035)]