26288175

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 45497088

約数和(自身を除く): 19208913

約数列:

[1, 3, 5, 15, 25, 41, 75, 83, 103, 123, 205, 249, 309, 415, 515, 615, 1025, 1245, 1545, 2075, 2575, 3075, 3403, 4223, 6225, 7725, 8549, 10209, 12669, 17015, 21115, 25647, 42745, 51045, 63345, 85075, 105575, 128235, 213725, 255225, 316725, 350509, 641175, 1051527, 1752545, 5257635, 8762725, 26288175]

約数ペア:

[(1, 26288175), (3, 8762725), (5, 5257635), (15, 1752545), (25, 1051527), (41, 641175), (75, 350509), (83, 316725), (103, 255225), (123, 213725), (205, 128235), (249, 105575), (309, 85075), (415, 63345), (515, 51045), (615, 42745), (1025, 25647), (1245, 21115), (1545, 17015), (2075, 12669), (2575, 10209), (3075, 8549), (3403, 7725), (4223, 6225)]