80361764

素因数分解:

$2^2\times 7^2\times {\mathrm{410009}}^1$

素因数の和:410027

約数の個数: 18

約数和(自身を含む): 163593990

約数和(自身を除く): 83232226

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 410009, 820018, 1640036, 2870063, 5740126, 11480252, 20090441, 40180882, 80361764]

約数ペア:

[(1, 80361764), (2, 40180882), (4, 20090441), (7, 11480252), (14, 5740126), (28, 2870063), (49, 1640036), (98, 820018), (196, 410009)]