80263904

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18859}}^1$

素因数の和:18895

約数の個数: 48

約数和(自身を含む): 190108800

約数和(自身を除く): 109844896

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 18859, 37718, 75436, 132013, 150872, 264026, 301744, 358321, 528052, 603488, 716642, 1056104, 1433284, 2112208, 2508247, 2866568, 4224416, 5016494, 5733136, 10032988, 11466272, 20065976, 40131952, 80263904]

約数ペア:

[(1, 80263904), (2, 40131952), (4, 20065976), (7, 11466272), (8, 10032988), (14, 5733136), (16, 5016494), (19, 4224416), (28, 2866568), (32, 2508247), (38, 2112208), (56, 1433284), (76, 1056104), (112, 716642), (133, 603488), (152, 528052), (224, 358321), (266, 301744), (304, 264026), (532, 150872), (608, 132013), (1064, 75436), (2128, 37718), (4256, 18859)]