66800752

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{245591}}^1$

素因数の和:245616

約数の個数: 20

約数和(自身を含む): 137040336

約数和(自身を除く): 70239584

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 245591, 491182, 982364, 1964728, 3929456, 4175047, 8350094, 16700188, 33400376, 66800752]

約数ペア:

[(1, 66800752), (2, 33400376), (4, 16700188), (8, 8350094), (16, 4175047), (17, 3929456), (34, 1964728), (68, 982364), (136, 491182), (272, 245591)]