66997648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3019}}^1$

素因数の和:3119

約数の個数: 40

約数和(自身を含む): 138557600

約数和(自身を除く): 71559952

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 1168, 1387, 2774, 3019, 5548, 6038, 11096, 12076, 22192, 24152, 48304, 57361, 114722, 220387, 229444, 440774, 458888, 881548, 917776, 1763096, 3526192, 4187353, 8374706, 16749412, 33498824, 66997648]

約数ペア:

[(1, 66997648), (2, 33498824), (4, 16749412), (8, 8374706), (16, 4187353), (19, 3526192), (38, 1763096), (73, 917776), (76, 881548), (146, 458888), (152, 440774), (292, 229444), (304, 220387), (584, 114722), (1168, 57361), (1387, 48304), (2774, 24152), (3019, 22192), (5548, 12076), (6038, 11096)]