80129804

素因数分解:

$2^2\times {\mathrm{331}}^1\times {\mathrm{60521}}^1$

素因数の和:60856

約数の個数: 12

約数和(自身を含む): 140653128

約数和(自身を除く): 60523324

約数列:

[1, 2, 4, 331, 662, 1324, 60521, 121042, 242084, 20032451, 40064902, 80129804]

約数ペア:

[(1, 80129804), (2, 40064902), (4, 20032451), (331, 242084), (662, 121042), (1324, 60521)]