80815735

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 132701184

約数和(自身を除く): 51885449

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 67, 77, 91, 143, 241, 335, 385, 455, 469, 715, 737, 871, 1001, 1205, 1687, 2345, 2651, 3133, 3685, 4355, 5005, 5159, 6097, 8435, 9581, 13255, 15665, 16147, 18557, 21931, 25795, 30485, 34463, 47905, 67067, 80735, 92785, 109655, 113029, 172315, 177617, 209911, 241241, 335335, 565145, 888085, 1049555, 1206205, 1243319, 1469377, 2309021, 6216595, 7346885, 11545105, 16163147, 80815735]

約数ペア:

[(1, 80815735), (5, 16163147), (7, 11545105), (11, 7346885), (13, 6216595), (35, 2309021), (55, 1469377), (65, 1243319), (67, 1206205), (77, 1049555), (91, 888085), (143, 565145), (241, 335335), (335, 241241), (385, 209911), (455, 177617), (469, 172315), (715, 113029), (737, 109655), (871, 92785), (1001, 80735), (1205, 67067), (1687, 47905), (2345, 34463), (2651, 30485), (3133, 25795), (3685, 21931), (4355, 18557), (5005, 16147), (5159, 15665), (6097, 13255), (8435, 9581)]