86265475

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 109345680

約数和(自身を除く): 23080205

約数列:

[1, 5, 25, 89, 137, 283, 445, 685, 1415, 2225, 3425, 7075, 12193, 25187, 38771, 60965, 125935, 193855, 304825, 629675, 969275, 3450619, 17253095, 86265475]

約数ペア:

[(1, 86265475), (5, 17253095), (25, 3450619), (89, 969275), (137, 629675), (283, 304825), (445, 193855), (685, 125935), (1415, 60965), (2225, 38771), (3425, 25187), (7075, 12193)]