64999810

素因数分解:

$2^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{6653}}^1$

素因数の和:7637

約数の個数: 16

約数和(自身を含む): 117137016

約数和(自身を除く): 52137206

約数列:

[1, 2, 5, 10, 977, 1954, 4885, 6653, 9770, 13306, 33265, 66530, 6499981, 12999962, 32499905, 64999810]

約数ペア:

[(1, 64999810), (2, 32499905), (5, 12999962), (10, 6499981), (977, 66530), (1954, 33265), (4885, 13306), (6653, 9770)]