26546680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16187}}^1$

素因数の和:16239

約数の個数: 32

約数和(自身を含む): 61190640

約数和(自身を除く): 34643960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 16187, 32374, 64748, 80935, 129496, 161870, 323740, 647480, 663667, 1327334, 2654668, 3318335, 5309336, 6636670, 13273340, 26546680]

約数ペア:

[(1, 26546680), (2, 13273340), (4, 6636670), (5, 5309336), (8, 3318335), (10, 2654668), (20, 1327334), (40, 663667), (41, 647480), (82, 323740), (164, 161870), (205, 129496), (328, 80935), (410, 64748), (820, 32374), (1640, 16187)]