73181515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 109734912

約数和(自身を除く): 36553397

約数列:

[1, 5, 11, 17, 23, 41, 55, 83, 85, 115, 187, 205, 253, 391, 415, 451, 697, 913, 935, 943, 1265, 1411, 1909, 1955, 2255, 3403, 3485, 4301, 4565, 4715, 7055, 7667, 9545, 10373, 15521, 16031, 17015, 20999, 21505, 32453, 37433, 38335, 51865, 57851, 77605, 78269, 80155, 104995, 162265, 176341, 187165, 289255, 356983, 391345, 636361, 860959, 881705, 1330573, 1784915, 3181805, 4304795, 6652865, 14636303, 73181515]

約数ペア:

[(1, 73181515), (5, 14636303), (11, 6652865), (17, 4304795), (23, 3181805), (41, 1784915), (55, 1330573), (83, 881705), (85, 860959), (115, 636361), (187, 391345), (205, 356983), (253, 289255), (391, 187165), (415, 176341), (451, 162265), (697, 104995), (913, 80155), (935, 78269), (943, 77605), (1265, 57851), (1411, 51865), (1909, 38335), (1955, 37433), (2255, 32453), (3403, 21505), (3485, 20999), (4301, 17015), (4565, 16031), (4715, 15521), (7055, 10373), (7667, 9545)]