66568580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{256033}}^1$

素因数の和:256055

約数の個数: 24

約数和(自身を含む): 150547992

約数和(自身を除く): 83979412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 256033, 512066, 1024132, 1280165, 2560330, 3328429, 5120660, 6656858, 13313716, 16642145, 33284290, 66568580]

約数ペア:

[(1, 66568580), (2, 33284290), (4, 16642145), (5, 13313716), (10, 6656858), (13, 5120660), (20, 3328429), (26, 2560330), (52, 1280165), (65, 1024132), (130, 512066), (260, 256033)]