67280480

素因数分解:

$2^5\times 5^1\times {\mathrm{420503}}^1$

素因数の和:420518

約数の個数: 24

約数和(自身を含む): 158950512

約数和(自身を除く): 91670032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 420503, 841006, 1682012, 2102515, 3364024, 4205030, 6728048, 8410060, 13456096, 16820120, 33640240, 67280480]

約数ペア:

[(1, 67280480), (2, 33640240), (4, 16820120), (5, 13456096), (8, 8410060), (10, 6728048), (16, 4205030), (20, 3364024), (32, 2102515), (40, 1682012), (80, 841006), (160, 420503)]