161010212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{409}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 322358400

約数和(自身を除く): 161348188

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 389, 409, 506, 778, 818, 1012, 1556, 1636, 4279, 4499, 8558, 8947, 8998, 9407, 17116, 17894, 17996, 18814, 35788, 37628, 98417, 103477, 159101, 196834, 206954, 318202, 393668, 413908, 636404, 1750111, 3500222, 3659323, 7000444, 7318646, 14637292, 40252553, 80505106, 161010212]

約数ペア:

[(1, 161010212), (2, 80505106), (4, 40252553), (11, 14637292), (22, 7318646), (23, 7000444), (44, 3659323), (46, 3500222), (92, 1750111), (253, 636404), (389, 413908), (409, 393668), (506, 318202), (778, 206954), (818, 196834), (1012, 159101), (1556, 103477), (1636, 98417), (4279, 37628), (4499, 35788), (8558, 18814), (8947, 17996), (8998, 17894), (9407, 17116)]