71961440

素因数分解:

$2^5\times 5^1\times {\mathrm{449759}}^1$

素因数の和:449774

約数の個数: 24

約数和(自身を含む): 170009280

約数和(自身を除く): 98047840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 449759, 899518, 1799036, 2248795, 3598072, 4497590, 7196144, 8995180, 14392288, 17990360, 35980720, 71961440]

約数ペア:

[(1, 71961440), (2, 35980720), (4, 17990360), (5, 14392288), (8, 8995180), (10, 7196144), (16, 4497590), (20, 3598072), (32, 2248795), (40, 1799036), (80, 899518), (160, 449759)]