80008516

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{15787}}^1$

素因数の和:15979

約数の個数: 24

約数和(自身を含む): 160911296

約数和(自身を除く): 80902780

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 15787, 31574, 63148, 110509, 221018, 442036, 2857447, 5714894, 11429788, 20002129, 40004258, 80008516]

約数ペア:

[(1, 80008516), (2, 40004258), (4, 20002129), (7, 11429788), (14, 5714894), (28, 2857447), (181, 442036), (362, 221018), (724, 110509), (1267, 63148), (2534, 31574), (5068, 15787)]