87031210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{65437}}^1$

素因数の和:65470

約数の個数: 32

約数和(自身を含む): 188461440

約数和(自身を除く): 101430230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 65437, 130874, 327185, 458059, 654370, 916118, 1243303, 2290295, 2486606, 4580590, 6216515, 8703121, 12433030, 17406242, 43515605, 87031210]

約数ペア:

[(1, 87031210), (2, 43515605), (5, 17406242), (7, 12433030), (10, 8703121), (14, 6216515), (19, 4580590), (35, 2486606), (38, 2290295), (70, 1243303), (95, 916118), (133, 654370), (190, 458059), (266, 327185), (665, 130874), (1330, 65437)]