65145545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{881}}^1$

素因数の和:1552

約数の個数: 16

約数和(自身を含む): 81793152

約数和(自身を除く): 16647607

約数列:

[1, 5, 23, 115, 643, 881, 3215, 4405, 14789, 20263, 73945, 101315, 566483, 2832415, 13029109, 65145545]

約数ペア:

[(1, 65145545), (5, 13029109), (23, 2832415), (115, 566483), (643, 101315), (881, 73945), (3215, 20263), (4405, 14789)]