82129280

素因数分解:

$2^7\times 5^1\times {\mathrm{128327}}^1$

素因数の和:128346

約数の個数: 32

約数和(自身を含む): 196341840

約数和(自身を除く): 114212560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 128327, 256654, 513308, 641635, 1026616, 1283270, 2053232, 2566540, 4106464, 5133080, 8212928, 10266160, 16425856, 20532320, 41064640, 82129280]

約数ペア:

[(1, 82129280), (2, 41064640), (4, 20532320), (5, 16425856), (8, 10266160), (10, 8212928), (16, 5133080), (20, 4106464), (32, 2566540), (40, 2053232), (64, 1283270), (80, 1026616), (128, 641635), (160, 513308), (320, 256654), (640, 128327)]