80387152

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{295541}}^1$

素因数の和:295566

約数の個数: 20

約数和(自身を含む): 164912436

約数和(自身を除く): 84525284

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 295541, 591082, 1182164, 2364328, 4728656, 5024197, 10048394, 20096788, 40193576, 80387152]

約数ペア:

[(1, 80387152), (2, 40193576), (4, 20096788), (8, 10048394), (16, 5024197), (17, 4728656), (34, 2364328), (68, 1182164), (136, 591082), (272, 295541)]