90729520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{162017}}^1$

素因数の和:162037

約数の個数: 40

約数和(自身を含む): 241082784

約数和(自身を除く): 150353264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 162017, 324034, 648068, 810085, 1134119, 1296136, 1620170, 2268238, 2592272, 3240340, 4536476, 5670595, 6480680, 9072952, 11341190, 12961360, 18145904, 22682380, 45364760, 90729520]

約数ペア:

[(1, 90729520), (2, 45364760), (4, 22682380), (5, 18145904), (7, 12961360), (8, 11341190), (10, 9072952), (14, 6480680), (16, 5670595), (20, 4536476), (28, 3240340), (35, 2592272), (40, 2268238), (56, 1620170), (70, 1296136), (80, 1134119), (112, 810085), (140, 648068), (280, 324034), (560, 162017)]