16917125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 23587200

約数和(自身を除く): 6670075

約数列:

[1, 5, 17, 19, 25, 85, 95, 125, 323, 419, 425, 475, 1615, 2095, 2125, 2375, 7123, 7961, 8075, 10475, 35615, 39805, 40375, 52375, 135337, 178075, 199025, 676685, 890375, 995125, 3383425, 16917125]

約数ペア:

[(1, 16917125), (5, 3383425), (17, 995125), (19, 890375), (25, 676685), (85, 199025), (95, 178075), (125, 135337), (323, 52375), (419, 40375), (425, 39805), (475, 35615), (1615, 10475), (2095, 8075), (2125, 7961), (2375, 7123)]