165940655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 218744064

約数和(自身を除く): 52803409

約数列:

[1, 5, 17, 43, 83, 85, 215, 415, 547, 731, 1411, 2735, 3569, 3655, 7055, 9299, 17845, 23521, 45401, 46495, 60673, 117605, 227005, 303365, 399857, 771817, 1952243, 1999285, 3859085, 9761215, 33188131, 165940655]

約数ペア:

[(1, 165940655), (5, 33188131), (17, 9761215), (43, 3859085), (83, 1999285), (85, 1952243), (215, 771817), (415, 399857), (547, 303365), (731, 227005), (1411, 117605), (2735, 60673), (3569, 46495), (3655, 45401), (7055, 23521), (9299, 17845)]