51512725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17029}}^1$

素因数の和:17061

約数の個数: 18

約数和(自身を含む): 70214690

約数和(自身を除く): 18701965

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 17029, 85145, 187319, 425725, 936595, 2060509, 4682975, 10302545, 51512725]

約数ペア:

[(1, 51512725), (5, 10302545), (11, 4682975), (25, 2060509), (55, 936595), (121, 425725), (275, 187319), (605, 85145), (3025, 17029)]