161287112

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 356832000

約数和(自身を除く): 195544888

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 199, 287, 328, 353, 398, 574, 706, 796, 1148, 1393, 1412, 1592, 2296, 2471, 2786, 2824, 4942, 5572, 8159, 9884, 11144, 14473, 16318, 19768, 28946, 32636, 57113, 57892, 65272, 70247, 101311, 114226, 115784, 140494, 202622, 228452, 280988, 405244, 456904, 491729, 561976, 810488, 983458, 1966916, 2880127, 3933832, 5760254, 11520508, 20160889, 23041016, 40321778, 80643556, 161287112]

約数ペア:

[(1, 161287112), (2, 80643556), (4, 40321778), (7, 23041016), (8, 20160889), (14, 11520508), (28, 5760254), (41, 3933832), (56, 2880127), (82, 1966916), (164, 983458), (199, 810488), (287, 561976), (328, 491729), (353, 456904), (398, 405244), (574, 280988), (706, 228452), (796, 202622), (1148, 140494), (1393, 115784), (1412, 114226), (1592, 101311), (2296, 70247), (2471, 65272), (2786, 57892), (2824, 57113), (4942, 32636), (5572, 28946), (8159, 19768), (9884, 16318), (11144, 14473)]