74999495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{2819}}^1$

素因数の和:3154

約数の個数: 16

約数和(自身を含む): 95631840

約数和(自身を除く): 20632345

約数列:

[1, 5, 17, 85, 313, 1565, 2819, 5321, 14095, 26605, 47923, 239615, 882347, 4411735, 14999899, 74999495]

約数ペア:

[(1, 74999495), (5, 14999899), (17, 4411735), (85, 882347), (313, 239615), (1565, 47923), (2819, 26605), (5321, 14095)]