66440990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{86287}}^1$

素因数の和:86312

約数の個数: 32

約数和(自身を含む): 149105664

約数和(自身を除く): 82664674

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 86287, 172574, 431435, 604009, 862870, 949157, 1208018, 1898314, 3020045, 4745785, 6040090, 6644099, 9491570, 13288198, 33220495, 66440990]

約数ペア:

[(1, 66440990), (2, 33220495), (5, 13288198), (7, 9491570), (10, 6644099), (11, 6040090), (14, 4745785), (22, 3020045), (35, 1898314), (55, 1208018), (70, 949157), (77, 862870), (110, 604009), (154, 431435), (385, 172574), (770, 86287)]