81120064

素因数分解:

$2^6\times {\mathrm{1267501}}^1$

素因数の和:1267513

約数の個数: 14

約数和(自身を含む): 160972754

約数和(自身を除く): 79852690

約数列:

[1, 2, 4, 8, 16, 32, 64, 1267501, 2535002, 5070004, 10140008, 20280016, 40560032, 81120064]

約数ペア:

[(1, 81120064), (2, 40560032), (4, 20280016), (8, 10140008), (16, 5070004), (32, 2535002), (64, 1267501)]