80020479

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 148925952

約数和(自身を除く): 68905473

約数列:

[1, 3, 7, 11, 17, 21, 33, 41, 49, 51, 71, 77, 119, 123, 147, 187, 213, 231, 287, 357, 451, 497, 539, 561, 697, 781, 833, 861, 1207, 1309, 1353, 1491, 1617, 2009, 2091, 2343, 2499, 2911, 3157, 3479, 3621, 3927, 4879, 5467, 6027, 7667, 8449, 8733, 9163, 9471, 10437, 13277, 14637, 16401, 20377, 22099, 23001, 25347, 27489, 32021, 34153, 38269, 39831, 49487, 53669, 59143, 61131, 66297, 92939, 96063, 102459, 114807, 142639, 148461, 161007, 177429, 224147, 278817, 346409, 375683, 427917, 544357, 650573, 672441, 1039227, 1127049, 1569029, 1633071, 1951719, 2424863, 3810499, 4707087, 7274589, 11431497, 26673493, 80020479]

約数ペア:

[(1, 80020479), (3, 26673493), (7, 11431497), (11, 7274589), (17, 4707087), (21, 3810499), (33, 2424863), (41, 1951719), (49, 1633071), (51, 1569029), (71, 1127049), (77, 1039227), (119, 672441), (123, 650573), (147, 544357), (187, 427917), (213, 375683), (231, 346409), (287, 278817), (357, 224147), (451, 177429), (497, 161007), (539, 148461), (561, 142639), (697, 114807), (781, 102459), (833, 96063), (861, 92939), (1207, 66297), (1309, 61131), (1353, 59143), (1491, 53669), (1617, 49487), (2009, 39831), (2091, 38269), (2343, 34153), (2499, 32021), (2911, 27489), (3157, 25347), (3479, 23001), (3621, 22099), (3927, 20377), (4879, 16401), (5467, 14637), (6027, 13277), (7667, 10437), (8449, 9471), (8733, 9163)]