71455775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{673}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 92267904

約数和(自身を除く): 20812129

約数列:

[1, 5, 25, 31, 137, 155, 673, 685, 775, 3365, 3425, 4247, 16825, 20863, 21235, 92201, 104315, 106175, 461005, 521575, 2305025, 2858231, 14291155, 71455775]

約数ペア:

[(1, 71455775), (5, 14291155), (25, 2858231), (31, 2305025), (137, 521575), (155, 461005), (673, 106175), (685, 104315), (775, 92201), (3365, 21235), (3425, 20863), (4247, 16825)]