66446848

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 80

約数和(自身を含む): 146084400

約数和(自身を除く): 79637552

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 128, 134, 149, 208, 256, 268, 298, 416, 512, 536, 596, 832, 871, 1072, 1192, 1664, 1742, 1937, 2144, 2384, 3328, 3484, 3874, 4288, 4768, 6656, 6968, 7748, 8576, 9536, 9983, 13936, 15496, 17152, 19072, 19966, 27872, 30992, 34304, 38144, 39932, 55744, 61984, 76288, 79864, 111488, 123968, 129779, 159728, 222976, 247936, 259558, 319456, 445952, 495872, 519116, 638912, 991744, 1038232, 1277824, 2076464, 2555648, 4152928, 5111296, 8305856, 16611712, 33223424, 66446848]

約数ペア:

[(1, 66446848), (2, 33223424), (4, 16611712), (8, 8305856), (13, 5111296), (16, 4152928), (26, 2555648), (32, 2076464), (52, 1277824), (64, 1038232), (67, 991744), (104, 638912), (128, 519116), (134, 495872), (149, 445952), (208, 319456), (256, 259558), (268, 247936), (298, 222976), (416, 159728), (512, 129779), (536, 123968), (596, 111488), (832, 79864), (871, 76288), (1072, 61984), (1192, 55744), (1664, 39932), (1742, 38144), (1937, 34304), (2144, 30992), (2384, 27872), (3328, 19966), (3484, 19072), (3874, 17152), (4288, 15496), (4768, 13936), (6656, 9983), (6968, 9536), (7748, 8576)]