77447770

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1733}}^1$

素因数の和:1890

約数の個数: 32

約数和(自身を含む): 144199440

約数和(自身を除く): 66751670

約数列:

[1, 2, 5, 10, 41, 82, 109, 205, 218, 410, 545, 1090, 1733, 3466, 4469, 8665, 8938, 17330, 22345, 44690, 71053, 142106, 188897, 355265, 377794, 710530, 944485, 1888970, 7744777, 15489554, 38723885, 77447770]

約数ペア:

[(1, 77447770), (2, 38723885), (5, 15489554), (10, 7744777), (41, 1888970), (82, 944485), (109, 710530), (205, 377794), (218, 355265), (410, 188897), (545, 142106), (1090, 71053), (1733, 44690), (3466, 22345), (4469, 17330), (8665, 8938)]