156021616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1997}}^1$

素因数の和:2281

約数の個数: 40

約数和(自身を含む): 319600080

約数和(自身を除く): 163578464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 257, 304, 514, 1028, 1997, 2056, 3994, 4112, 4883, 7988, 9766, 15976, 19532, 31952, 37943, 39064, 75886, 78128, 151772, 303544, 513229, 607088, 1026458, 2052916, 4105832, 8211664, 9751351, 19502702, 39005404, 78010808, 156021616]

約数ペア:

[(1, 156021616), (2, 78010808), (4, 39005404), (8, 19502702), (16, 9751351), (19, 8211664), (38, 4105832), (76, 2052916), (152, 1026458), (257, 607088), (304, 513229), (514, 303544), (1028, 151772), (1997, 78128), (2056, 75886), (3994, 39064), (4112, 37943), (4883, 31952), (7988, 19532), (9766, 15976)]