81696576

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:560

約数の個数: 112

約数和(自身を含む): 236573568

約数和(自身を除く): 154876992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 71, 78, 96, 104, 142, 156, 192, 208, 213, 284, 312, 416, 426, 461, 568, 624, 832, 852, 922, 923, 1136, 1248, 1383, 1704, 1844, 1846, 2272, 2496, 2766, 2769, 3408, 3688, 3692, 4544, 5532, 5538, 5993, 6816, 7376, 7384, 11064, 11076, 11986, 13632, 14752, 14768, 17979, 22128, 22152, 23972, 29504, 29536, 32731, 35958, 44256, 44304, 47944, 59072, 65462, 71916, 88512, 88608, 95888, 98193, 130924, 143832, 177216, 191776, 196386, 261848, 287664, 383552, 392772, 425503, 523696, 575328, 785544, 851006, 1047392, 1150656, 1276509, 1571088, 1702012, 2094784, 2553018, 3142176, 3404024, 5106036, 6284352, 6808048, 10212072, 13616096, 20424144, 27232192, 40848288, 81696576]

約数ペア:

[(1, 81696576), (2, 40848288), (3, 27232192), (4, 20424144), (6, 13616096), (8, 10212072), (12, 6808048), (13, 6284352), (16, 5106036), (24, 3404024), (26, 3142176), (32, 2553018), (39, 2094784), (48, 1702012), (52, 1571088), (64, 1276509), (71, 1150656), (78, 1047392), (96, 851006), (104, 785544), (142, 575328), (156, 523696), (192, 425503), (208, 392772), (213, 383552), (284, 287664), (312, 261848), (416, 196386), (426, 191776), (461, 177216), (568, 143832), (624, 130924), (832, 98193), (852, 95888), (922, 88608), (923, 88512), (1136, 71916), (1248, 65462), (1383, 59072), (1704, 47944), (1844, 44304), (1846, 44256), (2272, 35958), (2496, 32731), (2766, 29536), (2769, 29504), (3408, 23972), (3688, 22152), (3692, 22128), (4544, 17979), (5532, 14768), (5538, 14752), (5993, 13632), (6816, 11986), (7376, 11076), (7384, 11064)]