80339984

素因数分解:

$2^4\times {\mathrm{1231}}^1\times {\mathrm{4079}}^1$

素因数の和:5318

約数の個数: 20

約数和(自身を含む): 155823360

約数和(自身を除く): 75483376

約数列:

[1, 2, 4, 8, 16, 1231, 2462, 4079, 4924, 8158, 9848, 16316, 19696, 32632, 65264, 5021249, 10042498, 20084996, 40169992, 80339984]

約数ペア:

[(1, 80339984), (2, 40169992), (4, 20084996), (8, 10042498), (16, 5021249), (1231, 65264), (2462, 32632), (4079, 19696), (4924, 16316), (8158, 9848)]