78361925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3923}}^1$

素因数の和:3997

約数の個数: 24

約数和(自身を含む): 105100416

約数和(自身を除く): 26738491

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1175, 3923, 3995, 19615, 19975, 66691, 98075, 184381, 333455, 921905, 1667275, 3134477, 4609525, 15672385, 78361925]

約数ペア:

[(1, 78361925), (5, 15672385), (17, 4609525), (25, 3134477), (47, 1667275), (85, 921905), (235, 333455), (425, 184381), (799, 98075), (1175, 66691), (3923, 19975), (3995, 19615)]