201890105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{4079}}^1$

素因数の和:4624

約数の個数: 16

約数和(自身を含む): 255571200

約数和(自身を除く): 53681095

約数列:

[1, 5, 19, 95, 521, 2605, 4079, 9899, 20395, 49495, 77501, 387505, 2125159, 10625795, 40378021, 201890105]

約数ペア:

[(1, 201890105), (5, 40378021), (19, 10625795), (95, 2125159), (521, 387505), (2605, 77501), (4079, 49495), (9899, 20395)]