128795025

素因数分解:

$3^1\times 5^2\times {\mathrm{463}}^1\times {\mathrm{3709}}^1$

素因数の和:4185

約数の個数: 24

約数和(自身を含む): 213458560

約数和(自身を除く): 84663535

約数列:

[1, 3, 5, 15, 25, 75, 463, 1389, 2315, 3709, 6945, 11127, 11575, 18545, 34725, 55635, 92725, 278175, 1717267, 5151801, 8586335, 25759005, 42931675, 128795025]

約数ペア:

[(1, 128795025), (3, 42931675), (5, 25759005), (15, 8586335), (25, 5151801), (75, 1717267), (463, 278175), (1389, 92725), (2315, 55635), (3709, 34725), (6945, 18545), (11127, 11575)]