164880170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{443}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 366992640

約数和(自身を除く): 202112470

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 409, 443, 455, 818, 886, 910, 2045, 2215, 2863, 3101, 4090, 4430, 5317, 5726, 5759, 6202, 10634, 11518, 14315, 15505, 26585, 28630, 28795, 31010, 37219, 40313, 53170, 57590, 74438, 80626, 181187, 186095, 201565, 362374, 372190, 403130, 905935, 1268309, 1811870, 2355431, 2536618, 4710862, 6341545, 11777155, 12683090, 16488017, 23554310, 32976034, 82440085, 164880170]

約数ペア:

[(1, 164880170), (2, 82440085), (5, 32976034), (7, 23554310), (10, 16488017), (13, 12683090), (14, 11777155), (26, 6341545), (35, 4710862), (65, 2536618), (70, 2355431), (91, 1811870), (130, 1268309), (182, 905935), (409, 403130), (443, 372190), (455, 362374), (818, 201565), (886, 186095), (910, 181187), (2045, 80626), (2215, 74438), (2863, 57590), (3101, 53170), (4090, 40313), (4430, 37219), (5317, 31010), (5726, 28795), (5759, 28630), (6202, 26585), (10634, 15505), (11518, 14315)]