164977456

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77527}}^1$

素因数の和:77561

約数の個数: 40

約数和(自身を含む): 384538880

約数和(自身を除く): 219561424

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 77527, 155054, 310108, 542689, 620216, 1085378, 1240432, 1473013, 2170756, 2946026, 4341512, 5892052, 8683024, 10311091, 11784104, 20622182, 23568208, 41244364, 82488728, 164977456]

約数ペア:

[(1, 164977456), (2, 82488728), (4, 41244364), (7, 23568208), (8, 20622182), (14, 11784104), (16, 10311091), (19, 8683024), (28, 5892052), (38, 4341512), (56, 2946026), (76, 2170756), (112, 1473013), (133, 1240432), (152, 1085378), (266, 620216), (304, 542689), (532, 310108), (1064, 155054), (2128, 77527)]