127222784

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:555

約数の個数: 88

約数和(自身を含む): 288872640

約数和(自身を除く): 161649856

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 503, 512, 608, 832, 988, 1006, 1024, 1216, 1664, 1976, 2012, 2432, 3328, 3952, 4024, 4864, 6539, 6656, 7904, 8048, 9557, 9728, 13078, 13312, 15808, 16096, 19114, 19456, 26156, 31616, 32192, 38228, 52312, 63232, 64384, 76456, 104624, 124241, 126464, 128768, 152912, 209248, 248482, 252928, 257536, 305824, 418496, 496964, 515072, 611648, 836992, 993928, 1223296, 1673984, 1987856, 2446592, 3347968, 3975712, 4893184, 6695936, 7951424, 9786368, 15902848, 31805696, 63611392, 127222784]

約数ペア:

[(1, 127222784), (2, 63611392), (4, 31805696), (8, 15902848), (13, 9786368), (16, 7951424), (19, 6695936), (26, 4893184), (32, 3975712), (38, 3347968), (52, 2446592), (64, 1987856), (76, 1673984), (104, 1223296), (128, 993928), (152, 836992), (208, 611648), (247, 515072), (256, 496964), (304, 418496), (416, 305824), (494, 257536), (503, 252928), (512, 248482), (608, 209248), (832, 152912), (988, 128768), (1006, 126464), (1024, 124241), (1216, 104624), (1664, 76456), (1976, 64384), (2012, 63232), (2432, 52312), (3328, 38228), (3952, 32192), (4024, 31616), (4864, 26156), (6539, 19456), (6656, 19114), (7904, 16096), (8048, 15808), (9557, 13312), (9728, 13078)]