71057155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 94711680

約数和(自身を除く): 23654525

約数列:

[1, 5, 13, 65, 71, 89, 173, 355, 445, 865, 923, 1157, 2249, 4615, 5785, 6319, 11245, 12283, 15397, 31595, 61415, 76985, 82147, 159679, 200161, 410735, 798395, 1000805, 1093187, 5465935, 14211431, 71057155]

約数ペア:

[(1, 71057155), (5, 14211431), (13, 5465935), (65, 1093187), (71, 1000805), (89, 798395), (173, 410735), (355, 200161), (445, 159679), (865, 82147), (923, 76985), (1157, 61415), (2249, 31595), (4615, 15397), (5785, 12283), (6319, 11245)]