67424080

素因数分解:

$2^4\times 5^1\times {\mathrm{842801}}^1$

素因数の和:842814

約数の個数: 20

約数和(自身を含む): 156761172

約数和(自身を除く): 89337092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 842801, 1685602, 3371204, 4214005, 6742408, 8428010, 13484816, 16856020, 33712040, 67424080]

約数ペア:

[(1, 67424080), (2, 33712040), (4, 16856020), (5, 13484816), (8, 8428010), (10, 6742408), (16, 4214005), (20, 3371204), (40, 1685602), (80, 842801)]