80497775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1237}}^1$

素因数の和:1403

約数の個数: 24

約数和(自身を含む): 105923280

約数和(自身を除く): 25425505

約数列:

[1, 5, 19, 25, 95, 137, 475, 685, 1237, 2603, 3425, 6185, 13015, 23503, 30925, 65075, 117515, 169469, 587575, 847345, 3219911, 4236725, 16099555, 80497775]

約数ペア:

[(1, 80497775), (5, 16099555), (19, 4236725), (25, 3219911), (95, 847345), (137, 587575), (475, 169469), (685, 117515), (1237, 65075), (2603, 30925), (3425, 23503), (6185, 13015)]