78916180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13109}}^1$

素因数の和:13168

約数の個数: 48

約数和(自身を含む): 193818240

約数和(自身を除く): 114902060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 13109, 26218, 52436, 65545, 91763, 131090, 183526, 262180, 367052, 458815, 563687, 917630, 1127374, 1835260, 2254748, 2818435, 3945809, 5636870, 7891618, 11273740, 15783236, 19729045, 39458090, 78916180]

約数ペア:

[(1, 78916180), (2, 39458090), (4, 19729045), (5, 15783236), (7, 11273740), (10, 7891618), (14, 5636870), (20, 3945809), (28, 2818435), (35, 2254748), (43, 1835260), (70, 1127374), (86, 917630), (140, 563687), (172, 458815), (215, 367052), (301, 262180), (430, 183526), (602, 131090), (860, 91763), (1204, 65545), (1505, 52436), (3010, 26218), (6020, 13109)]