82155160

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10321}}^1$

素因数の和:10531

約数の個数: 32

約数和(自身を含む): 185796000

約数和(自身を除く): 103640840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 10321, 20642, 41284, 51605, 82568, 103210, 206420, 412840, 2053879, 4107758, 8215516, 10269395, 16431032, 20538790, 41077580, 82155160]

約数ペア:

[(1, 82155160), (2, 41077580), (4, 20538790), (5, 16431032), (8, 10269395), (10, 8215516), (20, 4107758), (40, 2053879), (199, 412840), (398, 206420), (796, 103210), (995, 82568), (1592, 51605), (1990, 41284), (3980, 20642), (7960, 10321)]