51451020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{285839}}^1$

素因数の和:285854

約数の個数: 36

約数和(自身を含む): 156068640

約数和(自身を除く): 104617620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 285839, 571678, 857517, 1143356, 1429195, 1715034, 2572551, 2858390, 3430068, 4287585, 5145102, 5716780, 8575170, 10290204, 12862755, 17150340, 25725510, 51451020]

約数ペア:

[(1, 51451020), (2, 25725510), (3, 17150340), (4, 12862755), (5, 10290204), (6, 8575170), (9, 5716780), (10, 5145102), (12, 4287585), (15, 3430068), (18, 2858390), (20, 2572551), (30, 1715034), (36, 1429195), (45, 1143356), (60, 857517), (90, 571678), (180, 285839)]