80584004

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{649871}}^1$

素因数の和:649906

約数の個数: 12

約数和(自身を含む): 145571328

約数和(自身を除く): 64987324

約数列:

[1, 2, 4, 31, 62, 124, 649871, 1299742, 2599484, 20146001, 40292002, 80584004]

約数ペア:

[(1, 80584004), (2, 40292002), (4, 20146001), (31, 2599484), (62, 1299742), (124, 649871)]