64920605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{6343}}^1$

素因数の和:6460

約数の個数: 16

約数和(自身を含む): 82218240

約数和(自身を除く): 17297635

約数列:

[1, 5, 23, 89, 115, 445, 2047, 6343, 10235, 31715, 145889, 564527, 729445, 2822635, 12984121, 64920605]

約数ペア:

[(1, 64920605), (5, 12984121), (23, 2822635), (89, 729445), (115, 564527), (445, 145889), (2047, 31715), (6343, 10235)]