81160324

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{409}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 171740800

約数和(自身を除く): 90580476

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 373, 409, 532, 746, 818, 1492, 1636, 2611, 2863, 5222, 5726, 7087, 7771, 10444, 11452, 14174, 15542, 28348, 31084, 49609, 54397, 99218, 108794, 152557, 198436, 217588, 305114, 610228, 1067899, 2135798, 2898583, 4271596, 5797166, 11594332, 20290081, 40580162, 81160324]

約数ペア:

[(1, 81160324), (2, 40580162), (4, 20290081), (7, 11594332), (14, 5797166), (19, 4271596), (28, 2898583), (38, 2135798), (76, 1067899), (133, 610228), (266, 305114), (373, 217588), (409, 198436), (532, 152557), (746, 108794), (818, 99218), (1492, 54397), (1636, 49609), (2611, 31084), (2863, 28348), (5222, 15542), (5726, 14174), (7087, 11452), (7771, 10444)]