56778160

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7027}}^1$

素因数の和:7141

約数の個数: 40

約数和(自身を含む): 133335216

約数和(自身を除く): 76557056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 7027, 8080, 14054, 28108, 35135, 56216, 70270, 112432, 140540, 281080, 562160, 709727, 1419454, 2838908, 3548635, 5677816, 7097270, 11355632, 14194540, 28389080, 56778160]

約数ペア:

[(1, 56778160), (2, 28389080), (4, 14194540), (5, 11355632), (8, 7097270), (10, 5677816), (16, 3548635), (20, 2838908), (40, 1419454), (80, 709727), (101, 562160), (202, 281080), (404, 140540), (505, 112432), (808, 70270), (1010, 56216), (1616, 35135), (2020, 28108), (4040, 14054), (7027, 8080)]