81967224

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 220746240

約数和(自身を除く): 138779016

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 31, 58, 62, 87, 93, 116, 124, 131, 174, 186, 232, 248, 262, 348, 372, 393, 524, 696, 744, 786, 841, 899, 1048, 1572, 1682, 1798, 2523, 2697, 3144, 3364, 3596, 3799, 4061, 5046, 5394, 6728, 7192, 7598, 8122, 10092, 10788, 11397, 12183, 15196, 16244, 20184, 21576, 22794, 24366, 26071, 30392, 32488, 45588, 48732, 52142, 78213, 91176, 97464, 104284, 110171, 117769, 156426, 208568, 220342, 235538, 312852, 330513, 353307, 440684, 471076, 625704, 661026, 706614, 881368, 942152, 1322052, 1413228, 2644104, 2826456, 3415301, 6830602, 10245903, 13661204, 20491806, 27322408, 40983612, 81967224]

約数ペア:

[(1, 81967224), (2, 40983612), (3, 27322408), (4, 20491806), (6, 13661204), (8, 10245903), (12, 6830602), (24, 3415301), (29, 2826456), (31, 2644104), (58, 1413228), (62, 1322052), (87, 942152), (93, 881368), (116, 706614), (124, 661026), (131, 625704), (174, 471076), (186, 440684), (232, 353307), (248, 330513), (262, 312852), (348, 235538), (372, 220342), (393, 208568), (524, 156426), (696, 117769), (744, 110171), (786, 104284), (841, 97464), (899, 91176), (1048, 78213), (1572, 52142), (1682, 48732), (1798, 45588), (2523, 32488), (2697, 30392), (3144, 26071), (3364, 24366), (3596, 22794), (3799, 21576), (4061, 20184), (5046, 16244), (5394, 15196), (6728, 12183), (7192, 11397), (7598, 10788), (8122, 10092)]