67842425

素因数分解:

$5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2789}}^1$

素因数の和:2945

約数の個数: 24

約数和(自身を含む): 96868800

約数和(自身を除く): 29026375

約数列:

[1, 5, 7, 25, 35, 139, 175, 695, 973, 2789, 3475, 4865, 13945, 19523, 24325, 69725, 97615, 387671, 488075, 1938355, 2713697, 9691775, 13568485, 67842425]

約数ペア:

[(1, 67842425), (5, 13568485), (7, 9691775), (25, 2713697), (35, 1938355), (139, 488075), (175, 387671), (695, 97615), (973, 69725), (2789, 24325), (3475, 19523), (4865, 13945)]