42720225

素因数分解:

$3^1\times 5^2\times {\mathrm{569603}}^1$

素因数の和:569616

約数の個数: 12

約数和(自身を含む): 70630896

約数和(自身を除く): 27910671

約数列:

[1, 3, 5, 15, 25, 75, 569603, 1708809, 2848015, 8544045, 14240075, 42720225]

約数ペア:

[(1, 42720225), (3, 14240075), (5, 8544045), (15, 2848015), (25, 1708809), (75, 569603)]