68449280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:515

約数の個数: 88

約数和(自身を含む): 170228520

約数和(自身を除く): 101779240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 461, 464, 512, 580, 640, 922, 928, 1024, 1160, 1280, 1844, 1856, 2305, 2320, 2560, 3688, 3712, 4610, 4640, 5120, 7376, 7424, 9220, 9280, 13369, 14752, 14848, 18440, 18560, 26738, 29504, 29696, 36880, 37120, 53476, 59008, 66845, 73760, 74240, 106952, 118016, 133690, 147520, 148480, 213904, 236032, 267380, 295040, 427808, 472064, 534760, 590080, 855616, 1069520, 1180160, 1711232, 2139040, 2360320, 3422464, 4278080, 6844928, 8556160, 13689856, 17112320, 34224640, 68449280]

約数ペア:

[(1, 68449280), (2, 34224640), (4, 17112320), (5, 13689856), (8, 8556160), (10, 6844928), (16, 4278080), (20, 3422464), (29, 2360320), (32, 2139040), (40, 1711232), (58, 1180160), (64, 1069520), (80, 855616), (116, 590080), (128, 534760), (145, 472064), (160, 427808), (232, 295040), (256, 267380), (290, 236032), (320, 213904), (461, 148480), (464, 147520), (512, 133690), (580, 118016), (640, 106952), (922, 74240), (928, 73760), (1024, 66845), (1160, 59008), (1280, 53476), (1844, 37120), (1856, 36880), (2305, 29696), (2320, 29504), (2560, 26738), (3688, 18560), (3712, 18440), (4610, 14848), (4640, 14752), (5120, 13369), (7376, 9280), (7424, 9220)]