205071152

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1907}}^1$

素因数の和:1986

約数の個数: 80

約数和(自身を含む): 476969472

約数和(自身を除く): 271898320

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 47, 52, 88, 94, 104, 143, 176, 188, 208, 286, 376, 517, 572, 611, 752, 1034, 1144, 1222, 1907, 2068, 2288, 2444, 3814, 4136, 4888, 6721, 7628, 8272, 9776, 13442, 15256, 20977, 24791, 26884, 30512, 41954, 49582, 53768, 83908, 89629, 99164, 107536, 167816, 179258, 198328, 272701, 335632, 358516, 396656, 545402, 717032, 985919, 1090804, 1165177, 1434064, 1971838, 2181608, 2330354, 3943676, 4363216, 4660708, 7887352, 9321416, 12816947, 15774704, 18642832, 25633894, 51267788, 102535576, 205071152]

約数ペア:

[(1, 205071152), (2, 102535576), (4, 51267788), (8, 25633894), (11, 18642832), (13, 15774704), (16, 12816947), (22, 9321416), (26, 7887352), (44, 4660708), (47, 4363216), (52, 3943676), (88, 2330354), (94, 2181608), (104, 1971838), (143, 1434064), (176, 1165177), (188, 1090804), (208, 985919), (286, 717032), (376, 545402), (517, 396656), (572, 358516), (611, 335632), (752, 272701), (1034, 198328), (1144, 179258), (1222, 167816), (1907, 107536), (2068, 99164), (2288, 89629), (2444, 83908), (3814, 53768), (4136, 49582), (4888, 41954), (6721, 30512), (7628, 26884), (8272, 24791), (9776, 20977), (13442, 15256)]