165400160

素因数分解:

$2^5\times 5^1\times {\mathrm{1033751}}^1$

素因数の和:1033766

約数の個数: 24

約数和(自身を含む): 390758256

約数和(自身を除く): 225358096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1033751, 2067502, 4135004, 5168755, 8270008, 10337510, 16540016, 20675020, 33080032, 41350040, 82700080, 165400160]

約数ペア:

[(1, 165400160), (2, 82700080), (4, 41350040), (5, 33080032), (8, 20675020), (10, 16540016), (16, 10337510), (20, 8270008), (32, 5168755), (40, 4135004), (80, 2067502), (160, 1033751)]