77806976

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 185068800

約数和(自身を除く): 107261824

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 32, 38, 46, 52, 64, 76, 92, 104, 107, 128, 152, 184, 208, 214, 247, 299, 304, 368, 416, 428, 437, 494, 598, 608, 736, 832, 856, 874, 988, 1196, 1216, 1391, 1472, 1664, 1712, 1748, 1976, 2033, 2392, 2432, 2461, 2782, 2944, 3424, 3496, 3952, 4066, 4784, 4922, 5564, 5681, 6848, 6992, 7904, 8132, 9568, 9844, 11128, 11362, 13696, 13984, 15808, 16264, 19136, 19688, 22256, 22724, 26429, 27968, 31616, 31993, 32528, 38272, 39376, 44512, 45448, 46759, 52858, 55936, 63986, 65056, 78752, 89024, 90896, 93518, 105716, 127972, 130112, 157504, 178048, 181792, 187036, 211432, 255944, 260224, 315008, 363584, 374072, 422864, 511888, 607867, 727168, 748144, 845728, 1023776, 1215734, 1496288, 1691456, 2047552, 2431468, 2992576, 3382912, 4095104, 4862936, 5985152, 9725872, 19451744, 38903488, 77806976]

約数ペア:

[(1, 77806976), (2, 38903488), (4, 19451744), (8, 9725872), (13, 5985152), (16, 4862936), (19, 4095104), (23, 3382912), (26, 2992576), (32, 2431468), (38, 2047552), (46, 1691456), (52, 1496288), (64, 1215734), (76, 1023776), (92, 845728), (104, 748144), (107, 727168), (128, 607867), (152, 511888), (184, 422864), (208, 374072), (214, 363584), (247, 315008), (299, 260224), (304, 255944), (368, 211432), (416, 187036), (428, 181792), (437, 178048), (494, 157504), (598, 130112), (608, 127972), (736, 105716), (832, 93518), (856, 90896), (874, 89024), (988, 78752), (1196, 65056), (1216, 63986), (1391, 55936), (1472, 52858), (1664, 46759), (1712, 45448), (1748, 44512), (1976, 39376), (2033, 38272), (2392, 32528), (2432, 31993), (2461, 31616), (2782, 27968), (2944, 26429), (3424, 22724), (3496, 22256), (3952, 19688), (4066, 19136), (4784, 16264), (4922, 15808), (5564, 13984), (5681, 13696), (6848, 11362), (6992, 11128), (7904, 9844), (8132, 9568)]