68448680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{41737}}^1$

素因数の和:41789

約数の個数: 32

約数和(自身を含む): 157769640

約数和(自身を除く): 89320960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 41737, 83474, 166948, 208685, 333896, 417370, 834740, 1669480, 1711217, 3422434, 6844868, 8556085, 13689736, 17112170, 34224340, 68448680]

約数ペア:

[(1, 68448680), (2, 34224340), (4, 17112170), (5, 13689736), (8, 8556085), (10, 6844868), (20, 3422434), (40, 1711217), (41, 1669480), (82, 834740), (164, 417370), (205, 333896), (328, 208685), (410, 166948), (820, 83474), (1640, 41737)]