66560960

素因数分解:

$2^6\times 5^1\times {\mathrm{208003}}^1$

素因数の和:208020

約数の個数: 28

約数和(自身を含む): 158499048

約数和(自身を除く): 91938088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 208003, 416006, 832012, 1040015, 1664024, 2080030, 3328048, 4160060, 6656096, 8320120, 13312192, 16640240, 33280480, 66560960]

約数ペア:

[(1, 66560960), (2, 33280480), (4, 16640240), (5, 13312192), (8, 8320120), (10, 6656096), (16, 4160060), (20, 3328048), (32, 2080030), (40, 1664024), (64, 1040015), (80, 832012), (160, 416006), (320, 208003)]