85818970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1831}}^1$

素因数の和:1990

約数の個数: 32

約数和(自身を含む): 159603840

約数和(自身を除く): 73784870

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 1090, 1831, 3662, 4687, 9155, 9374, 18310, 23435, 46870, 78733, 157466, 199579, 393665, 399158, 787330, 997895, 1995790, 8581897, 17163794, 42909485, 85818970]

約数ペア:

[(1, 85818970), (2, 42909485), (5, 17163794), (10, 8581897), (43, 1995790), (86, 997895), (109, 787330), (215, 399158), (218, 393665), (430, 199579), (545, 157466), (1090, 78733), (1831, 46870), (3662, 23435), (4687, 18310), (9155, 9374)]