82861660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31151}}^1$

素因数の和:31186

約数の個数: 48

約数和(自身を含む): 209341440

約数和(自身を除く): 126479780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 31151, 62302, 124604, 155755, 218057, 311510, 436114, 591869, 623020, 872228, 1090285, 1183738, 2180570, 2367476, 2959345, 4143083, 4361140, 5918690, 8286166, 11837380, 16572332, 20715415, 41430830, 82861660]

約数ペア:

[(1, 82861660), (2, 41430830), (4, 20715415), (5, 16572332), (7, 11837380), (10, 8286166), (14, 5918690), (19, 4361140), (20, 4143083), (28, 2959345), (35, 2367476), (38, 2180570), (70, 1183738), (76, 1090285), (95, 872228), (133, 623020), (140, 591869), (190, 436114), (266, 311510), (380, 218057), (532, 155755), (665, 124604), (1330, 62302), (2660, 31151)]