66566656

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:241

約数の個数: 80

約数和(自身を含む): 146256264

約数和(自身を除く): 79689608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 128, 137, 146, 208, 256, 274, 292, 416, 512, 548, 584, 832, 949, 1096, 1168, 1664, 1781, 1898, 2192, 2336, 3328, 3562, 3796, 4384, 4672, 6656, 7124, 7592, 8768, 9344, 10001, 14248, 15184, 17536, 18688, 20002, 28496, 30368, 35072, 37376, 40004, 56992, 60736, 70144, 80008, 113984, 121472, 130013, 160016, 227968, 242944, 260026, 320032, 455936, 485888, 520052, 640064, 911872, 1040104, 1280128, 2080208, 2560256, 4160416, 5120512, 8320832, 16641664, 33283328, 66566656]

約数ペア:

[(1, 66566656), (2, 33283328), (4, 16641664), (8, 8320832), (13, 5120512), (16, 4160416), (26, 2560256), (32, 2080208), (52, 1280128), (64, 1040104), (73, 911872), (104, 640064), (128, 520052), (137, 485888), (146, 455936), (208, 320032), (256, 260026), (274, 242944), (292, 227968), (416, 160016), (512, 130013), (548, 121472), (584, 113984), (832, 80008), (949, 70144), (1096, 60736), (1168, 56992), (1664, 40004), (1781, 37376), (1898, 35072), (2192, 30368), (2336, 28496), (3328, 20002), (3562, 18688), (3796, 17536), (4384, 15184), (4672, 14248), (6656, 10001), (7124, 9344), (7592, 8768)]