178449968

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{71039}}^1$

素因数の和:71204

約数の個数: 20

約数和(自身を含む): 347953920

約数和(自身を除く): 169503952

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 71039, 142078, 284156, 568312, 1136624, 11153123, 22306246, 44612492, 89224984, 178449968]

約数ペア:

[(1, 178449968), (2, 89224984), (4, 44612492), (8, 22306246), (16, 11153123), (157, 1136624), (314, 568312), (628, 284156), (1256, 142078), (2512, 71039)]