80498879996

素因数分解:

$2^2\times {\mathrm{622613}}^1\times {\mathrm{32323}}^1$

素因数の和:654940

約数の個数: 12

約数和(自身を含む): 140877624552

約数和(自身を除く): 60378744556

約数列:

[1, 2, 4, 32323, 64646, 129292, 622613, 1245226, 2490452, 20124719999, 40249439998, 80498879996]

約数ペア:

[(1, 80498879996), (2, 40249439998), (4, 20124719999), (32323, 2490452), (64646, 1245226), (129292, 622613)]