64969690

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{9829}}^1$

素因数の和:10497

約数の個数: 16

約数和(自身を含む): 117134280

約数和(自身を除く): 52164590

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 9829, 19658, 49145, 98290, 6496969, 12993938, 32484845, 64969690]

約数ペア:

[(1, 64969690), (2, 32484845), (5, 12993938), (10, 6496969), (661, 98290), (1322, 49145), (3305, 19658), (6610, 9829)]