80722308

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{647}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 194431104

約数和(自身を除く): 113708796

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 281, 444, 562, 647, 843, 1124, 1294, 1686, 1941, 2588, 3372, 3882, 7764, 10397, 20794, 23939, 31191, 41588, 47878, 62382, 71817, 95756, 124764, 143634, 181807, 287268, 363614, 545421, 727228, 1090842, 2181684, 6726859, 13453718, 20180577, 26907436, 40361154, 80722308]

約数ペア:

[(1, 80722308), (2, 40361154), (3, 26907436), (4, 20180577), (6, 13453718), (12, 6726859), (37, 2181684), (74, 1090842), (111, 727228), (148, 545421), (222, 363614), (281, 287268), (444, 181807), (562, 143634), (647, 124764), (843, 95756), (1124, 71817), (1294, 62382), (1686, 47878), (1941, 41588), (2588, 31191), (3372, 23939), (3882, 20794), (7764, 10397)]