164211040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{146617}}^1$

素因数の和:146639

約数の個数: 48

約数和(自身を含む): 443372832

約数和(自身を除く): 279161792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 146617, 293234, 586468, 733085, 1026319, 1172936, 1466170, 2052638, 2345872, 2932340, 4105276, 4691744, 5131595, 5864680, 8210552, 10263190, 11729360, 16421104, 20526380, 23458720, 32842208, 41052760, 82105520, 164211040]

約数ペア:

[(1, 164211040), (2, 82105520), (4, 41052760), (5, 32842208), (7, 23458720), (8, 20526380), (10, 16421104), (14, 11729360), (16, 10263190), (20, 8210552), (28, 5864680), (32, 5131595), (35, 4691744), (40, 4105276), (56, 2932340), (70, 2345872), (80, 2052638), (112, 1466170), (140, 1172936), (160, 1026319), (224, 733085), (280, 586468), (560, 293234), (1120, 146617)]