81287608

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{35159}}^1$

素因数の和:35199

約数の個数: 24

約数和(自身を含む): 161911800

約数和(自身を除く): 80624192

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 35159, 70318, 140636, 281272, 597703, 1195406, 2390812, 4781624, 10160951, 20321902, 40643804, 81287608]

約数ペア:

[(1, 81287608), (2, 40643804), (4, 20321902), (8, 10160951), (17, 4781624), (34, 2390812), (68, 1195406), (136, 597703), (289, 281272), (578, 140636), (1156, 70318), (2312, 35159)]