85725945

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9203}}^1$

素因数の和:9243

約数の個数: 40

約数和(自身を含む): 160370496

約数和(自身を除く): 74644551

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9203, 9315, 27609, 46015, 82827, 138045, 211669, 248481, 414135, 635007, 745443, 1058345, 1242405, 1905021, 3175035, 3727215, 5715063, 9525105, 17145189, 28575315, 85725945]

約数ペア:

[(1, 85725945), (3, 28575315), (5, 17145189), (9, 9525105), (15, 5715063), (23, 3727215), (27, 3175035), (45, 1905021), (69, 1242405), (81, 1058345), (115, 745443), (135, 635007), (207, 414135), (345, 248481), (405, 211669), (621, 138045), (1035, 82827), (1863, 46015), (3105, 27609), (9203, 9315)]