40454895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 74995200

約数和(自身を除く): 34540305

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 61, 65, 95, 179, 183, 195, 247, 285, 305, 537, 741, 793, 895, 915, 1159, 1235, 2327, 2379, 2685, 3401, 3477, 3705, 3965, 5795, 6981, 10203, 10919, 11635, 11895, 15067, 17005, 17385, 32757, 34905, 44213, 45201, 51015, 54595, 75335, 132639, 141947, 163785, 207461, 221065, 226005, 425841, 622383, 663195, 709735, 1037305, 2129205, 2696993, 3111915, 8090979, 13484965, 40454895]

約数ペア:

[(1, 40454895), (3, 13484965), (5, 8090979), (13, 3111915), (15, 2696993), (19, 2129205), (39, 1037305), (57, 709735), (61, 663195), (65, 622383), (95, 425841), (179, 226005), (183, 221065), (195, 207461), (247, 163785), (285, 141947), (305, 132639), (537, 75335), (741, 54595), (793, 51015), (895, 45201), (915, 44213), (1159, 34905), (1235, 32757), (2327, 17385), (2379, 17005), (2685, 15067), (3401, 11895), (3477, 11635), (3705, 10919), (3965, 10203), (5795, 6981)]