81692008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{947}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 157671360

約数和(自身を除く): 75979352

約数列:

[1, 2, 4, 8, 41, 82, 164, 263, 328, 526, 947, 1052, 1894, 2104, 3788, 7576, 10783, 21566, 38827, 43132, 77654, 86264, 155308, 249061, 310616, 498122, 996244, 1992488, 10211501, 20423002, 40846004, 81692008]

約数ペア:

[(1, 81692008), (2, 40846004), (4, 20423002), (8, 10211501), (41, 1992488), (82, 996244), (164, 498122), (263, 310616), (328, 249061), (526, 155308), (947, 86264), (1052, 77654), (1894, 43132), (2104, 38827), (3788, 21566), (7576, 10783)]