51660225

素因数分解:

$3^2\times 5^2\times {\mathrm{229601}}^1$

素因数の和:229617

約数の個数: 18

約数和(自身を含む): 92529606

約数和(自身を除く): 40869381

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 229601, 688803, 1148005, 2066409, 3444015, 5740025, 10332045, 17220075, 51660225]

約数ペア:

[(1, 51660225), (3, 17220075), (5, 10332045), (9, 5740025), (15, 3444015), (25, 2066409), (45, 1148005), (75, 688803), (225, 229601)]