80505236

素因数分解:

$2^2\times 7^2\times {\mathrm{410741}}^1$

素因数の和:410759

約数の個数: 18

約数和(自身を含む): 163886058

約数和(自身を除く): 83380822

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 410741, 821482, 1642964, 2875187, 5750374, 11500748, 20126309, 40252618, 80505236]

約数ペア:

[(1, 80505236), (2, 40252618), (4, 20126309), (7, 11500748), (14, 5750374), (28, 2875187), (49, 1642964), (98, 821482), (196, 410741)]