80620208

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{95071}}^1$

素因数の和:95132

約数の個数: 20

約数和(自身を含む): 159150528

約数和(自身を除く): 78530320

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 95071, 190142, 380284, 760568, 1521136, 5038763, 10077526, 20155052, 40310104, 80620208]

約数ペア:

[(1, 80620208), (2, 40310104), (4, 20155052), (8, 10077526), (16, 5038763), (53, 1521136), (106, 760568), (212, 380284), (424, 190142), (848, 95071)]