2820222725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{138077}}^1$

素因数の和:138149

約数の個数: 24

約数和(自身を含む): 3766767840

約数和(自身を除く): 946545115

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 817, 1075, 4085, 20425, 138077, 690385, 2623463, 3451925, 5937311, 13117315, 29686555, 65586575, 112808909, 148432775, 564044545, 2820222725]

約数ペア:

[(1, 2820222725), (5, 564044545), (19, 148432775), (25, 112808909), (43, 65586575), (95, 29686555), (215, 13117315), (475, 5937311), (817, 3451925), (1075, 2623463), (4085, 690385), (20425, 138077)]