8991275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 12261120

約数和(自身を除く): 3269845

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 823, 2185, 4115, 10925, 15637, 18929, 20575, 78185, 94645, 359651, 390925, 473225, 1798255, 8991275]

約数ペア:

[(1, 8991275), (5, 1798255), (19, 473225), (23, 390925), (25, 359651), (95, 94645), (115, 78185), (437, 20575), (475, 18929), (575, 15637), (823, 10925), (2185, 4115)]