208397872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{6271}}^1$

素因数の和:6377

約数の個数: 40

約数和(自身を含む): 423084032

約数和(自身を除く): 214686160

約数列:

[1, 2, 4, 8, 16, 31, 62, 67, 124, 134, 248, 268, 496, 536, 1072, 2077, 4154, 6271, 8308, 12542, 16616, 25084, 33232, 50168, 100336, 194401, 388802, 420157, 777604, 840314, 1555208, 1680628, 3110416, 3361256, 6722512, 13024867, 26049734, 52099468, 104198936, 208397872]

約数ペア:

[(1, 208397872), (2, 104198936), (4, 52099468), (8, 26049734), (16, 13024867), (31, 6722512), (62, 3361256), (67, 3110416), (124, 1680628), (134, 1555208), (248, 840314), (268, 777604), (496, 420157), (536, 388802), (1072, 194401), (2077, 100336), (4154, 50168), (6271, 33232), (8308, 25084), (12542, 16616)]