200804918500

素因数分解:

$2^2\times 5^3\times {\mathrm{1279}}^1\times {\mathrm{314003}}^1$

素因数の和:315301

約数の個数: 48

約数和(自身を含む): 438902231040

約数和(自身を除く): 238097312540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 1279, 2558, 5116, 6395, 12790, 25580, 31975, 63950, 127900, 159875, 314003, 319750, 628006, 639500, 1256012, 1570015, 3140030, 6280060, 7850075, 15700150, 31400300, 39250375, 78500750, 157001500, 401609837, 803219674, 1606439348, 2008049185, 4016098370, 8032196740, 10040245925, 20080491850, 40160983700, 50201229625, 100402459250, 200804918500]

約数ペア:

[(1, 200804918500), (2, 100402459250), (4, 50201229625), (5, 40160983700), (10, 20080491850), (20, 10040245925), (25, 8032196740), (50, 4016098370), (100, 2008049185), (125, 1606439348), (250, 803219674), (500, 401609837), (1279, 157001500), (2558, 78500750), (5116, 39250375), (6395, 31400300), (12790, 15700150), (25580, 7850075), (31975, 6280060), (63950, 3140030), (127900, 1570015), (159875, 1256012), (314003, 639500), (319750, 628006)]