2616725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 3535488

約数和(自身を除く): 918763

約数列:

[1, 5, 17, 25, 47, 85, 131, 235, 425, 655, 799, 1175, 2227, 3275, 3995, 6157, 11135, 19975, 30785, 55675, 104669, 153925, 523345, 2616725]

約数ペア:

[(1, 2616725), (5, 523345), (17, 153925), (25, 104669), (47, 55675), (85, 30785), (131, 19975), (235, 11135), (425, 6157), (655, 3995), (799, 3275), (1175, 2227)]