66368545

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{769}}^1$

素因数の和:1236

約数の個数: 16

約数和(自身を含む): 81884880

約数和(自身を除く): 15516335

約数列:

[1, 5, 41, 205, 421, 769, 2105, 3845, 17261, 31529, 86305, 157645, 323749, 1618745, 13273709, 66368545]

約数ペア:

[(1, 66368545), (5, 13273709), (41, 1618745), (205, 323749), (421, 157645), (769, 86305), (2105, 31529), (3845, 17261)]