81511408

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:694

約数の個数: 60

約数和(自身を含む): 176332464

約数和(自身を除く): 94821056

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 121, 142, 176, 242, 284, 484, 568, 593, 781, 968, 1136, 1186, 1562, 1936, 2372, 3124, 4744, 6248, 6523, 8591, 9488, 12496, 13046, 17182, 26092, 34364, 42103, 52184, 68728, 71753, 84206, 104368, 137456, 143506, 168412, 287012, 336824, 463133, 574024, 673648, 926266, 1148048, 1852532, 3705064, 5094463, 7410128, 10188926, 20377852, 40755704, 81511408]

約数ペア:

[(1, 81511408), (2, 40755704), (4, 20377852), (8, 10188926), (11, 7410128), (16, 5094463), (22, 3705064), (44, 1852532), (71, 1148048), (88, 926266), (121, 673648), (142, 574024), (176, 463133), (242, 336824), (284, 287012), (484, 168412), (568, 143506), (593, 137456), (781, 104368), (968, 84206), (1136, 71753), (1186, 68728), (1562, 52184), (1936, 42103), (2372, 34364), (3124, 26092), (4744, 17182), (6248, 13046), (6523, 12496), (8591, 9488)]