25615580

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{1607}}^1$

素因数の和:2413

約数の個数: 24

約数和(自身を含む): 53893728

約数和(自身を除く): 28278148

約数列:

[1, 2, 4, 5, 10, 20, 797, 1594, 1607, 3188, 3214, 3985, 6428, 7970, 8035, 15940, 16070, 32140, 1280779, 2561558, 5123116, 6403895, 12807790, 25615580]

約数ペア:

[(1, 25615580), (2, 12807790), (4, 6403895), (5, 5123116), (10, 2561558), (20, 1280779), (797, 32140), (1594, 16070), (1607, 15940), (3188, 8035), (3214, 7970), (3985, 6428)]