80213668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{1559}}^1$

素因数の和:2259

約数の個数: 24

約数和(自身を含む): 148075200

約数和(自身を除く): 67861532

約数列:

[1, 2, 4, 19, 38, 76, 677, 1354, 1559, 2708, 3118, 6236, 12863, 25726, 29621, 51452, 59242, 118484, 1055443, 2110886, 4221772, 20053417, 40106834, 80213668]

約数ペア:

[(1, 80213668), (2, 40106834), (4, 20053417), (19, 4221772), (38, 2110886), (76, 1055443), (677, 118484), (1354, 59242), (1559, 51452), (2708, 29621), (3118, 25726), (6236, 12863)]