39985504

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{347}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 85328208

約数和(自身を除く): 45342704

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 277, 347, 416, 554, 694, 1108, 1388, 2216, 2776, 3601, 4432, 4511, 5552, 7202, 8864, 9022, 11104, 14404, 18044, 28808, 36088, 57616, 72176, 96119, 115232, 144352, 192238, 384476, 768952, 1249547, 1537904, 2499094, 3075808, 4998188, 9996376, 19992752, 39985504]

約数ペア:

[(1, 39985504), (2, 19992752), (4, 9996376), (8, 4998188), (13, 3075808), (16, 2499094), (26, 1537904), (32, 1249547), (52, 768952), (104, 384476), (208, 192238), (277, 144352), (347, 115232), (416, 96119), (554, 72176), (694, 57616), (1108, 36088), (1388, 28808), (2216, 18044), (2776, 14404), (3601, 11104), (4432, 9022), (4511, 8864), (5552, 7202)]