51723776

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:459

約数の個数: 80

約数和(自身を含む): 117440400

約数和(自身を除く): 65716624

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 409, 416, 494, 512, 608, 818, 832, 988, 1216, 1636, 1664, 1976, 2432, 3272, 3328, 3952, 4864, 5317, 6544, 6656, 7771, 7904, 9728, 10634, 13088, 15542, 15808, 21268, 26176, 31084, 31616, 42536, 52352, 62168, 63232, 85072, 101023, 104704, 124336, 126464, 170144, 202046, 209408, 248672, 340288, 404092, 497344, 680576, 808184, 994688, 1361152, 1616368, 1989376, 2722304, 3232736, 3978752, 6465472, 12930944, 25861888, 51723776]

約数ペア:

[(1, 51723776), (2, 25861888), (4, 12930944), (8, 6465472), (13, 3978752), (16, 3232736), (19, 2722304), (26, 1989376), (32, 1616368), (38, 1361152), (52, 994688), (64, 808184), (76, 680576), (104, 497344), (128, 404092), (152, 340288), (208, 248672), (247, 209408), (256, 202046), (304, 170144), (409, 126464), (416, 124336), (494, 104704), (512, 101023), (608, 85072), (818, 63232), (832, 62168), (988, 52352), (1216, 42536), (1636, 31616), (1664, 31084), (1976, 26176), (2432, 21268), (3272, 15808), (3328, 15542), (3952, 13088), (4864, 10634), (5317, 9728), (6544, 7904), (6656, 7771)]