208045552

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1$

素因数の和:1262

約数の個数: 80

約数和(自身を含む): 479969280

約数和(自身を除く): 271923728

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 79, 88, 104, 143, 158, 176, 208, 286, 316, 572, 632, 869, 1027, 1144, 1151, 1264, 1738, 2054, 2288, 2302, 3476, 4108, 4604, 6952, 8216, 9208, 11297, 12661, 13904, 14963, 16432, 18416, 22594, 25322, 29926, 45188, 50644, 59852, 90376, 90929, 101288, 119704, 164593, 180752, 181858, 202576, 239408, 329186, 363716, 658372, 727432, 1000219, 1182077, 1316744, 1454864, 2000438, 2364154, 2633488, 4000876, 4728308, 8001752, 9456616, 13002847, 16003504, 18913232, 26005694, 52011388, 104022776, 208045552]

約数ペア:

[(1, 208045552), (2, 104022776), (4, 52011388), (8, 26005694), (11, 18913232), (13, 16003504), (16, 13002847), (22, 9456616), (26, 8001752), (44, 4728308), (52, 4000876), (79, 2633488), (88, 2364154), (104, 2000438), (143, 1454864), (158, 1316744), (176, 1182077), (208, 1000219), (286, 727432), (316, 658372), (572, 363716), (632, 329186), (869, 239408), (1027, 202576), (1144, 181858), (1151, 180752), (1264, 164593), (1738, 119704), (2054, 101288), (2288, 90929), (2302, 90376), (3476, 59852), (4108, 50644), (4604, 45188), (6952, 29926), (8216, 25322), (9208, 22594), (11297, 18416), (12661, 16432), (13904, 14963)]