85569790

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{61561}}^1$

素因数の和:61707

約数の個数: 16

約数和(自身を含む): 155136240

約数和(自身を除く): 69566450

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 61561, 123122, 307805, 615610, 8556979, 17113958, 42784895, 85569790]

約数ペア:

[(1, 85569790), (2, 42784895), (5, 17113958), (10, 8556979), (139, 615610), (278, 307805), (695, 123122), (1390, 61561)]