80688712

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1613}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 168356340

約数和(自身を除く): 87667628

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 169, 296, 338, 481, 676, 962, 1352, 1613, 1924, 3226, 3848, 6253, 6452, 12506, 12904, 20969, 25012, 41938, 50024, 59681, 83876, 119362, 167752, 238724, 272597, 477448, 545194, 775853, 1090388, 1551706, 2180776, 3103412, 6206824, 10086089, 20172178, 40344356, 80688712]

約数ペア:

[(1, 80688712), (2, 40344356), (4, 20172178), (8, 10086089), (13, 6206824), (26, 3103412), (37, 2180776), (52, 1551706), (74, 1090388), (104, 775853), (148, 545194), (169, 477448), (296, 272597), (338, 238724), (481, 167752), (676, 119362), (962, 83876), (1352, 59681), (1613, 50024), (1924, 41938), (3226, 25012), (3848, 20969), (6253, 12904), (6452, 12506)]