6577930640

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{201037}}^1$

素因数の和:201459

約数の個数: 40

約数和(自身を含む): 15331157880

約数和(自身を除く): 8753227240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 16360, 32720, 201037, 402074, 804148, 1005185, 1608296, 2010370, 3216592, 4020740, 8041480, 16082960, 82224133, 164448266, 328896532, 411120665, 657793064, 822241330, 1315586128, 1644482660, 3288965320, 6577930640]

約数ペア:

[(1, 6577930640), (2, 3288965320), (4, 1644482660), (5, 1315586128), (8, 822241330), (10, 657793064), (16, 411120665), (20, 328896532), (40, 164448266), (80, 82224133), (409, 16082960), (818, 8041480), (1636, 4020740), (2045, 3216592), (3272, 2010370), (4090, 1608296), (6544, 1005185), (8180, 804148), (16360, 402074), (32720, 201037)]