79418140

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{15451}}^1$

素因数の和:15717

約数の個数: 24

約数和(自身を含む): 167437872

約数和(自身を除く): 88019732

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 15451, 30902, 61804, 77255, 154510, 309020, 3970907, 7941814, 15883628, 19854535, 39709070, 79418140]

約数ペア:

[(1, 79418140), (2, 39709070), (4, 19854535), (5, 15883628), (10, 7941814), (20, 3970907), (257, 309020), (514, 154510), (1028, 77255), (1285, 61804), (2570, 30902), (5140, 15451)]