81830752

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:791

約数の個数: 48

約数和(自身を含む): 166994352

約数和(自身を除く): 85163600

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 97, 164, 194, 328, 388, 643, 656, 776, 1286, 1312, 1552, 2572, 3104, 3977, 5144, 7954, 10288, 15908, 20576, 26363, 31816, 52726, 62371, 63632, 105452, 124742, 127264, 210904, 249484, 421808, 498968, 843616, 997936, 1995872, 2557211, 5114422, 10228844, 20457688, 40915376, 81830752]

約数ペア:

[(1, 81830752), (2, 40915376), (4, 20457688), (8, 10228844), (16, 5114422), (32, 2557211), (41, 1995872), (82, 997936), (97, 843616), (164, 498968), (194, 421808), (328, 249484), (388, 210904), (643, 127264), (656, 124742), (776, 105452), (1286, 63632), (1312, 62371), (1552, 52726), (2572, 31816), (3104, 26363), (3977, 20576), (5144, 15908), (7954, 10288)]