80819228

素因数分解:

$2^2\times 7^2\times {\mathrm{412343}}^1$

素因数の和:412361

約数の個数: 18

約数和(自身を含む): 164525256

約数和(自身を除く): 83706028

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 412343, 824686, 1649372, 2886401, 5772802, 11545604, 20204807, 40409614, 80819228]

約数ペア:

[(1, 80819228), (2, 40409614), (4, 20204807), (7, 11545604), (14, 5772802), (28, 2886401), (49, 1649372), (98, 824686), (196, 412343)]