1656553456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 3445493760

約数和(自身を除く): 1788940304

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 107, 127, 152, 214, 254, 304, 401, 428, 508, 802, 856, 1016, 1604, 1712, 2032, 2033, 2413, 3208, 4066, 4826, 6416, 7619, 8132, 9652, 13589, 15238, 16264, 19304, 27178, 30476, 32528, 38608, 42907, 50927, 54356, 60952, 85814, 101854, 108712, 121904, 171628, 203708, 217424, 258191, 343256, 407416, 516382, 686512, 814832, 815233, 967613, 1032764, 1630466, 1935226, 2065528, 3260932, 3870452, 4131056, 5449189, 6521864, 7740904, 10898378, 13043728, 15481808, 21796756, 43593512, 87187024, 103534591, 207069182, 414138364, 828276728, 1656553456]

約数ペア:

[(1, 1656553456), (2, 828276728), (4, 414138364), (8, 207069182), (16, 103534591), (19, 87187024), (38, 43593512), (76, 21796756), (107, 15481808), (127, 13043728), (152, 10898378), (214, 7740904), (254, 6521864), (304, 5449189), (401, 4131056), (428, 3870452), (508, 3260932), (802, 2065528), (856, 1935226), (1016, 1630466), (1604, 1032764), (1712, 967613), (2032, 815233), (2033, 814832), (2413, 686512), (3208, 516382), (4066, 407416), (4826, 343256), (6416, 258191), (7619, 217424), (8132, 203708), (9652, 171628), (13589, 121904), (15238, 108712), (16264, 101854), (19304, 85814), (27178, 60952), (30476, 54356), (32528, 50927), (38608, 42907)]