28577425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3539}}^1$

素因数の和:3585

約数の個数: 24

約数和(自身を含む): 39506400

約数和(自身を除く): 10928975

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 3539, 8075, 17695, 60163, 67241, 88475, 300815, 336205, 1143097, 1504075, 1681025, 5715485, 28577425]

約数ペア:

[(1, 28577425), (5, 5715485), (17, 1681025), (19, 1504075), (25, 1143097), (85, 336205), (95, 300815), (323, 88475), (425, 67241), (475, 60163), (1615, 17695), (3539, 8075)]