65161990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3881}}^1$

素因数の和:3984

約数の個数: 32

約数和(自身を含む): 124099776

約数和(自身を除く): 58937786

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1679, 3358, 3881, 7762, 8395, 16790, 19405, 38810, 89263, 178526, 283313, 446315, 566626, 892630, 1416565, 2833130, 6516199, 13032398, 32580995, 65161990]

約数ペア:

[(1, 65161990), (2, 32580995), (5, 13032398), (10, 6516199), (23, 2833130), (46, 1416565), (73, 892630), (115, 566626), (146, 446315), (230, 283313), (365, 178526), (730, 89263), (1679, 38810), (3358, 19405), (3881, 16790), (7762, 8395)]