30280025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 39283200

約数和(自身を除く): 9003175

約数列:

[1, 5, 25, 31, 89, 155, 439, 445, 775, 2195, 2225, 2759, 10975, 13609, 13795, 39071, 68045, 68975, 195355, 340225, 976775, 1211201, 6056005, 30280025]

約数ペア:

[(1, 30280025), (5, 6056005), (25, 1211201), (31, 976775), (89, 340225), (155, 195355), (439, 68975), (445, 68045), (775, 39071), (2195, 13795), (2225, 13609), (2759, 10975)]