80168620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{572633}}^1$

素因数の和:572649

約数の個数: 24

約数和(自身を含む): 192405024

約数和(自身を除く): 112236404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 572633, 1145266, 2290532, 2863165, 4008431, 5726330, 8016862, 11452660, 16033724, 20042155, 40084310, 80168620]

約数ペア:

[(1, 80168620), (2, 40084310), (4, 20042155), (5, 16033724), (7, 11452660), (10, 8016862), (14, 5726330), (20, 4008431), (28, 2863165), (35, 2290532), (70, 1145266), (140, 572633)]