82728640

素因数分解:

$2^6\times 5^1\times {\mathrm{258527}}^1$

素因数の和:258544

約数の個数: 28

約数和(自身を含む): 196998336

約数和(自身を除く): 114269696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 258527, 517054, 1034108, 1292635, 2068216, 2585270, 4136432, 5170540, 8272864, 10341080, 16545728, 20682160, 41364320, 82728640]

約数ペア:

[(1, 82728640), (2, 41364320), (4, 20682160), (5, 16545728), (8, 10341080), (10, 8272864), (16, 5170540), (20, 4136432), (32, 2585270), (40, 2068216), (64, 1292635), (80, 1034108), (160, 517054), (320, 258527)]