205117072

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{337}}^1\times {\mathrm{349}}^1$

素因数の和:803

約数の個数: 40

約数和(自身を含む): 403403000

約数和(自身を除く): 198285928

約数列:

[1, 2, 4, 8, 16, 109, 218, 337, 349, 436, 674, 698, 872, 1348, 1396, 1744, 2696, 2792, 5392, 5584, 36733, 38041, 73466, 76082, 117613, 146932, 152164, 235226, 293864, 304328, 470452, 587728, 608656, 940904, 1881808, 12819817, 25639634, 51279268, 102558536, 205117072]

約数ペア:

[(1, 205117072), (2, 102558536), (4, 51279268), (8, 25639634), (16, 12819817), (109, 1881808), (218, 940904), (337, 608656), (349, 587728), (436, 470452), (674, 304328), (698, 293864), (872, 235226), (1348, 152164), (1396, 146932), (1744, 117613), (2696, 76082), (2792, 73466), (5392, 38041), (5584, 36733)]