86906275

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 110149200

約数和(自身を除く): 23242925

約数列:

[1, 5, 25, 89, 139, 281, 445, 695, 1405, 2225, 3475, 7025, 12371, 25009, 39059, 61855, 125045, 195295, 309275, 625225, 976475, 3476251, 17381255, 86906275]

約数ペア:

[(1, 86906275), (5, 17381255), (25, 3476251), (89, 976475), (139, 625225), (281, 309275), (445, 195295), (695, 125045), (1405, 61855), (2225, 39059), (3475, 25009), (7025, 12371)]