128616385

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{7559}}^1$

素因数の和:7688

約数の個数: 16

約数和(自身を含む): 160030080

約数和(自身を除く): 31413695

約数列:

[1, 5, 41, 83, 205, 415, 3403, 7559, 17015, 37795, 309919, 627397, 1549595, 3136985, 25723277, 128616385]

約数ペア:

[(1, 128616385), (5, 25723277), (41, 3136985), (83, 1549595), (205, 627397), (415, 309919), (3403, 37795), (7559, 17015)]