80802890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1154327}}^1$

素因数の和:1154341

約数の個数: 16

約数和(自身を含む): 166223232

約数和(自身を除く): 85420342

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1154327, 2308654, 5771635, 8080289, 11543270, 16160578, 40401445, 80802890]

約数ペア:

[(1, 80802890), (2, 40401445), (5, 16160578), (7, 11543270), (10, 8080289), (14, 5771635), (35, 2308654), (70, 1154327)]