72808855

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{15641}}^1$

素因数の和:15679

約数の個数: 24

約数和(自身を含む): 106991280

約数和(自身を除く): 34182425

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 4655, 15641, 78205, 109487, 297179, 547435, 766409, 1485895, 2080253, 3832045, 10401265, 14561771, 72808855]

約数ペア:

[(1, 72808855), (5, 14561771), (7, 10401265), (19, 3832045), (35, 2080253), (49, 1485895), (95, 766409), (133, 547435), (245, 297179), (665, 109487), (931, 78205), (4655, 15641)]