67889045

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 96645120

約数和(自身を除く): 28756075

約数列:

[1, 5, 7, 35, 43, 79, 215, 301, 395, 553, 571, 1505, 2765, 2855, 3397, 3997, 16985, 19985, 23779, 24553, 45109, 118895, 122765, 171871, 225545, 315763, 859355, 1578815, 1939687, 9698435, 13577809, 67889045]

約数ペア:

[(1, 67889045), (5, 13577809), (7, 9698435), (35, 1939687), (43, 1578815), (79, 859355), (215, 315763), (301, 225545), (395, 171871), (553, 122765), (571, 118895), (1505, 45109), (2765, 24553), (2855, 23779), (3397, 19985), (3997, 16985)]