164804005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{28439}}^1$

素因数の和:28524

約数の個数: 16

約数和(自身を含む): 211593600

約数和(自身を除く): 46789595

約数列:

[1, 5, 19, 61, 95, 305, 1159, 5795, 28439, 142195, 540341, 1734779, 2701705, 8673895, 32960801, 164804005]

約数ペア:

[(1, 164804005), (5, 32960801), (19, 8673895), (61, 2701705), (95, 1734779), (305, 540341), (1159, 142195), (5795, 28439)]