25808445

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 48655152

約数和(自身を除く): 22846707

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 157, 195, 281, 471, 585, 785, 843, 1405, 1413, 2041, 2355, 2529, 3653, 4215, 6123, 7065, 10205, 10959, 12645, 18265, 18369, 30615, 32877, 44117, 54795, 91845, 132351, 164385, 220585, 397053, 573521, 661755, 1720563, 1985265, 2867605, 5161689, 8602815, 25808445]

約数ペア:

[(1, 25808445), (3, 8602815), (5, 5161689), (9, 2867605), (13, 1985265), (15, 1720563), (39, 661755), (45, 573521), (65, 397053), (117, 220585), (157, 164385), (195, 132351), (281, 91845), (471, 54795), (585, 44117), (785, 32877), (843, 30615), (1405, 18369), (1413, 18265), (2041, 12645), (2355, 10959), (2529, 10205), (3653, 7065), (4215, 6123)]