51555780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{286421}}^1$

素因数の和:286436

約数の個数: 36

約数和(自身を含む): 156386412

約数和(自身を除く): 104830632

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 286421, 572842, 859263, 1145684, 1432105, 1718526, 2577789, 2864210, 3437052, 4296315, 5155578, 5728420, 8592630, 10311156, 12888945, 17185260, 25777890, 51555780]

約数ペア:

[(1, 51555780), (2, 25777890), (3, 17185260), (4, 12888945), (5, 10311156), (6, 8592630), (9, 5728420), (10, 5155578), (12, 4296315), (15, 3437052), (18, 2864210), (20, 2577789), (30, 1718526), (36, 1432105), (45, 1145684), (60, 859263), (90, 572842), (180, 286421)]