69978748

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 148288000

約数和(自身を除く): 78309252

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 199, 266, 398, 532, 661, 796, 1322, 1393, 2644, 2786, 3781, 4627, 5572, 7562, 9254, 12559, 15124, 18508, 25118, 26467, 50236, 52934, 87913, 105868, 131539, 175826, 263078, 351652, 526156, 920773, 1841546, 2499241, 3683092, 4998482, 9996964, 17494687, 34989374, 69978748]

約数ペア:

[(1, 69978748), (2, 34989374), (4, 17494687), (7, 9996964), (14, 4998482), (19, 3683092), (28, 2499241), (38, 1841546), (76, 920773), (133, 526156), (199, 351652), (266, 263078), (398, 175826), (532, 131539), (661, 105868), (796, 87913), (1322, 52934), (1393, 50236), (2644, 26467), (2786, 25118), (3781, 18508), (4627, 15124), (5572, 12559), (7562, 9254)]