64395825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{66047}}^1$

素因数の和:66073

約数の個数: 24

約数和(自身を含む): 114659328

約数和(自身を除く): 50263503

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 66047, 198141, 330235, 858611, 990705, 1651175, 2575833, 4293055, 4953525, 12879165, 21465275, 64395825]

約数ペア:

[(1, 64395825), (3, 21465275), (5, 12879165), (13, 4953525), (15, 4293055), (25, 2575833), (39, 1651175), (65, 990705), (75, 858611), (195, 330235), (325, 198141), (975, 66047)]