400675496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 884167200

約数和(自身を除く): 483491704

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 211, 247, 248, 403, 422, 494, 589, 806, 844, 961, 988, 1178, 1612, 1688, 1922, 1976, 2356, 2743, 3224, 3844, 4009, 4712, 5486, 6541, 7657, 7688, 8018, 10972, 12493, 13082, 15314, 16036, 18259, 21944, 24986, 26164, 30628, 32072, 36518, 49972, 52117, 52328, 61256, 73036, 85033, 99944, 104234, 124279, 146072, 170066, 202771, 208468, 237367, 248558, 340132, 405542, 416936, 474734, 497116, 680264, 811084, 949468, 994232, 1615627, 1622168, 1898936, 2636023, 3231254, 3852649, 5272046, 6462508, 7705298, 10544092, 12925016, 15410596, 21088184, 30821192, 50084437, 100168874, 200337748, 400675496]

約数ペア:

[(1, 400675496), (2, 200337748), (4, 100168874), (8, 50084437), (13, 30821192), (19, 21088184), (26, 15410596), (31, 12925016), (38, 10544092), (52, 7705298), (62, 6462508), (76, 5272046), (104, 3852649), (124, 3231254), (152, 2636023), (211, 1898936), (247, 1622168), (248, 1615627), (403, 994232), (422, 949468), (494, 811084), (589, 680264), (806, 497116), (844, 474734), (961, 416936), (988, 405542), (1178, 340132), (1612, 248558), (1688, 237367), (1922, 208468), (1976, 202771), (2356, 170066), (2743, 146072), (3224, 124279), (3844, 104234), (4009, 99944), (4712, 85033), (5486, 73036), (6541, 61256), (7657, 52328), (7688, 52117), (8018, 49972), (10972, 36518), (12493, 32072), (13082, 30628), (15314, 26164), (16036, 24986), (18259, 21944)]