99112880

素因数分解:

$2^4\times 5^1\times {\mathrm{1238911}}^1$

素因数の和:1238924

約数の個数: 20

約数和(自身を含む): 230437632

約数和(自身を除く): 131324752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1238911, 2477822, 4955644, 6194555, 9911288, 12389110, 19822576, 24778220, 49556440, 99112880]

約数ペア:

[(1, 99112880), (2, 49556440), (4, 24778220), (5, 19822576), (8, 12389110), (10, 9911288), (16, 6194555), (20, 4955644), (40, 2477822), (80, 1238911)]