80721152

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 169979040

約数和(自身を除く): 89257888

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 83, 116, 128, 131, 166, 232, 256, 262, 332, 464, 524, 664, 928, 1048, 1328, 1856, 2096, 2407, 2656, 3712, 3799, 4192, 4814, 5312, 7424, 7598, 8384, 9628, 10624, 10873, 15196, 16768, 19256, 21248, 21746, 30392, 33536, 38512, 43492, 60784, 77024, 86984, 121568, 154048, 173968, 243136, 308096, 315317, 347936, 486272, 616192, 630634, 695872, 972544, 1261268, 1391744, 2522536, 2783488, 5045072, 10090144, 20180288, 40360576, 80721152]

約数ペア:

[(1, 80721152), (2, 40360576), (4, 20180288), (8, 10090144), (16, 5045072), (29, 2783488), (32, 2522536), (58, 1391744), (64, 1261268), (83, 972544), (116, 695872), (128, 630634), (131, 616192), (166, 486272), (232, 347936), (256, 315317), (262, 308096), (332, 243136), (464, 173968), (524, 154048), (664, 121568), (928, 86984), (1048, 77024), (1328, 60784), (1856, 43492), (2096, 38512), (2407, 33536), (2656, 30392), (3712, 21746), (3799, 21248), (4192, 19256), (4814, 16768), (5312, 15196), (7424, 10873), (7598, 10624), (8384, 9628)]