68841488

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{81181}}^1$

素因数の和:81242

約数の個数: 20

約数和(自身を含む): 135898668

約数和(自身を除く): 67057180

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 81181, 162362, 324724, 649448, 1298896, 4302593, 8605186, 17210372, 34420744, 68841488]

約数ペア:

[(1, 68841488), (2, 34420744), (4, 17210372), (8, 8605186), (16, 4302593), (53, 1298896), (106, 649448), (212, 324724), (424, 162362), (848, 81181)]