87890495

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5309}}^1$

素因数の和:5375

約数の個数: 32

約数和(自身を含む): 134576640

約数和(自身を除く): 46686145

約数列:

[1, 5, 7, 11, 35, 43, 55, 77, 215, 301, 385, 473, 1505, 2365, 3311, 5309, 16555, 26545, 37163, 58399, 185815, 228287, 291995, 408793, 1141435, 1598009, 2043965, 2511157, 7990045, 12555785, 17578099, 87890495]

約数ペア:

[(1, 87890495), (5, 17578099), (7, 12555785), (11, 7990045), (35, 2511157), (43, 2043965), (55, 1598009), (77, 1141435), (215, 408793), (301, 291995), (385, 228287), (473, 185815), (1505, 58399), (2365, 37163), (3311, 26545), (5309, 16555)]