128217865

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{11801}}^1$

素因数の和:11900

約数の個数: 16

約数和(自身を含む): 160601616

約数和(自身を除く): 32383751

約数列:

[1, 5, 41, 53, 205, 265, 2173, 10865, 11801, 59005, 483841, 625453, 2419205, 3127265, 25643573, 128217865]

約数ペア:

[(1, 128217865), (5, 25643573), (41, 3127265), (53, 2419205), (205, 625453), (265, 483841), (2173, 59005), (10865, 11801)]