81050732

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2087}}^1$

素因数の和:2190

約数の個数: 48

約数和(自身を含む): 173053440

約数和(自身を除く): 92002708

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 511, 532, 1022, 1387, 2044, 2087, 2774, 4174, 5548, 8348, 9709, 14609, 19418, 29218, 38836, 39653, 58436, 79306, 152351, 158612, 277571, 304702, 555142, 609404, 1066457, 1110284, 2132914, 2894669, 4265828, 5789338, 11578676, 20262683, 40525366, 81050732]

約数ペア:

[(1, 81050732), (2, 40525366), (4, 20262683), (7, 11578676), (14, 5789338), (19, 4265828), (28, 2894669), (38, 2132914), (73, 1110284), (76, 1066457), (133, 609404), (146, 555142), (266, 304702), (292, 277571), (511, 158612), (532, 152351), (1022, 79306), (1387, 58436), (2044, 39653), (2087, 38836), (2774, 29218), (4174, 19418), (5548, 14609), (8348, 9709)]