513291280

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{42491}}^1$

素因数の和:42655

約数の個数: 40

約数和(自身を含む): 1201333824

約数和(自身を除く): 688042544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 12080, 42491, 84982, 169964, 212455, 339928, 424910, 679856, 849820, 1699640, 3399280, 6416141, 12832282, 25664564, 32080705, 51329128, 64161410, 102658256, 128322820, 256645640, 513291280]

約数ペア:

[(1, 513291280), (2, 256645640), (4, 128322820), (5, 102658256), (8, 64161410), (10, 51329128), (16, 32080705), (20, 25664564), (40, 12832282), (80, 6416141), (151, 3399280), (302, 1699640), (604, 849820), (755, 679856), (1208, 424910), (1510, 339928), (2416, 212455), (3020, 169964), (6040, 84982), (12080, 42491)]