128460225

素因数分解:

$3^1\times 5^2\times {\mathrm{181}}^1\times {\mathrm{9463}}^1$

素因数の和:9657

約数の個数: 24

約数和(自身を含む): 213583552

約数和(自身を除く): 85123327

約数列:

[1, 3, 5, 15, 25, 75, 181, 543, 905, 2715, 4525, 9463, 13575, 28389, 47315, 141945, 236575, 709725, 1712803, 5138409, 8564015, 25692045, 42820075, 128460225]

約数ペア:

[(1, 128460225), (3, 42820075), (5, 25692045), (15, 8564015), (25, 5138409), (75, 1712803), (181, 709725), (543, 236575), (905, 141945), (2715, 47315), (4525, 28389), (9463, 13575)]