2640221765

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{4019}}^1$

素因数の和:4181

約数の個数: 32

約数和(自身を含む): 3365608320

約数和(自身を除く): 725386555

約数列:

[1, 5, 37, 53, 67, 185, 265, 335, 1961, 2479, 3551, 4019, 9805, 12395, 17755, 20095, 131387, 148703, 213007, 269273, 656935, 743515, 1065035, 1346365, 7881259, 9963101, 14271469, 39406295, 49815505, 71357345, 528044353, 2640221765]

約数ペア:

[(1, 2640221765), (5, 528044353), (37, 71357345), (53, 49815505), (67, 39406295), (185, 14271469), (265, 9963101), (335, 7881259), (1961, 1346365), (2479, 1065035), (3551, 743515), (4019, 656935), (9805, 269273), (12395, 213007), (17755, 148703), (20095, 131387)]