80720346

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{463}}^1\times {\mathrm{593}}^1$

素因数の和:1075

約数の個数: 48

約数和(自身を含む): 188521344

約数和(自身を除く): 107800998

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 463, 593, 926, 1186, 1389, 1779, 2778, 3241, 3558, 4151, 6482, 8302, 9723, 12453, 19446, 22687, 24906, 29057, 45374, 58114, 68061, 87171, 136122, 174342, 274559, 549118, 823677, 1647354, 1921913, 3843826, 5765739, 11531478, 13453391, 26906782, 40360173, 80720346]

約数ペア:

[(1, 80720346), (2, 40360173), (3, 26906782), (6, 13453391), (7, 11531478), (14, 5765739), (21, 3843826), (42, 1921913), (49, 1647354), (98, 823677), (147, 549118), (294, 274559), (463, 174342), (593, 136122), (926, 87171), (1186, 68061), (1389, 58114), (1779, 45374), (2778, 29057), (3241, 24906), (3558, 22687), (4151, 19446), (6482, 12453), (8302, 9723)]