85006840

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{15289}}^1$

素因数の和:15439

約数の個数: 32

約数和(自身を含む): 192654000

約数和(自身を除く): 107647160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 15289, 30578, 61156, 76445, 122312, 152890, 305780, 611560, 2125171, 4250342, 8500684, 10625855, 17001368, 21251710, 42503420, 85006840]

約数ペア:

[(1, 85006840), (2, 42503420), (4, 21251710), (5, 17001368), (8, 10625855), (10, 8500684), (20, 4250342), (40, 2125171), (139, 611560), (278, 305780), (556, 152890), (695, 122312), (1112, 76445), (1390, 61156), (2780, 30578), (5560, 15289)]