80454868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{11131}}^1$

素因数の和:11287

約数の個数: 24

約数和(自身を含む): 152731040

約数和(自身を除く): 72276172

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 11131, 22262, 44524, 144703, 289406, 578812, 1547209, 3094418, 6188836, 20113717, 40227434, 80454868]

約数ペア:

[(1, 80454868), (2, 40227434), (4, 20113717), (13, 6188836), (26, 3094418), (52, 1547209), (139, 578812), (278, 289406), (556, 144703), (1807, 44524), (3614, 22262), (7228, 11131)]