80640109

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{2557}}^1$

素因数の和:2676

約数の個数: 16

約数和(自身を含む): 91351296

約数和(自身を除く): 10711187

約数列:

[1, 11, 47, 61, 517, 671, 2557, 2867, 28127, 31537, 120179, 155977, 1321969, 1715747, 7330919, 80640109]

約数ペア:

[(1, 80640109), (11, 7330919), (47, 1715747), (61, 1321969), (517, 155977), (671, 120179), (2557, 31537), (2867, 28127)]