68220545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2861}}^1$

素因数の和:3136

約数の個数: 16

約数和(自身を含む): 86546880

約数和(自身を除く): 18326335

約数列:

[1, 5, 19, 95, 251, 1255, 2861, 4769, 14305, 23845, 54359, 271795, 718111, 3590555, 13644109, 68220545]

約数ペア:

[(1, 68220545), (5, 13644109), (19, 3590555), (95, 718111), (251, 271795), (1255, 54359), (2861, 23845), (4769, 14305)]