80661568

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1447}}^1$

素因数の和:1539

約数の個数: 56

約数和(自身を含む): 175068992

約数和(自身を除く): 94407424

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 134, 208, 268, 416, 536, 832, 871, 1072, 1447, 1742, 2144, 2894, 3484, 4288, 5788, 6968, 11576, 13936, 18811, 23152, 27872, 37622, 46304, 55744, 75244, 92608, 96949, 150488, 193898, 300976, 387796, 601952, 775592, 1203904, 1260337, 1551184, 2520674, 3102368, 5041348, 6204736, 10082696, 20165392, 40330784, 80661568]

約数ペア:

[(1, 80661568), (2, 40330784), (4, 20165392), (8, 10082696), (13, 6204736), (16, 5041348), (26, 3102368), (32, 2520674), (52, 1551184), (64, 1260337), (67, 1203904), (104, 775592), (134, 601952), (208, 387796), (268, 300976), (416, 193898), (536, 150488), (832, 96949), (871, 92608), (1072, 75244), (1447, 55744), (1742, 46304), (2144, 37622), (2894, 27872), (3484, 23152), (4288, 18811), (5788, 13936), (6968, 11576)]