128671650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{285937}}^1$

素因数の和:285955

約数の個数: 36

約数和(自身を含む): 345699042

約数和(自身を除く): 217027392

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 285937, 571874, 857811, 1429685, 1715622, 2573433, 2859370, 4289055, 5146866, 7148425, 8578110, 12867165, 14296850, 21445275, 25734330, 42890550, 64335825, 128671650]

約数ペア:

[(1, 128671650), (2, 64335825), (3, 42890550), (5, 25734330), (6, 21445275), (9, 14296850), (10, 12867165), (15, 8578110), (18, 7148425), (25, 5146866), (30, 4289055), (45, 2859370), (50, 2573433), (75, 1715622), (90, 1429685), (150, 857811), (225, 571874), (450, 285937)]