165099160

素因数分解:

$2^3\times 5^1\times {\mathrm{4127479}}^1$

素因数の和:4127490

約数の個数: 16

約数和(自身を含む): 371473200

約数和(自身を除く): 206374040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4127479, 8254958, 16509916, 20637395, 33019832, 41274790, 82549580, 165099160]

約数ペア:

[(1, 165099160), (2, 82549580), (4, 41274790), (5, 33019832), (8, 20637395), (10, 16509916), (20, 8254958), (40, 4127479)]