80197766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{51343}}^1$

素因数の和:51427

約数の個数: 16

約数和(自身を含む): 133083648

約数和(自身を除く): 52885882

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 51343, 102686, 564773, 1129546, 3645353, 7290706, 40098883, 80197766]

約数ペア:

[(1, 80197766), (2, 40098883), (11, 7290706), (22, 3645353), (71, 1129546), (142, 564773), (781, 102686), (1562, 51343)]