80520318

素因数分解:

$2^1\times 3^4\times {\mathrm{643}}^1\times {\mathrm{773}}^1$

素因数の和:1430

約数の個数: 40

約数和(自身を含む): 180939528

約数和(自身を除く): 100419210

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 643, 773, 1286, 1546, 1929, 2319, 3858, 4638, 5787, 6957, 11574, 13914, 17361, 20871, 34722, 41742, 52083, 62613, 104166, 125226, 497039, 994078, 1491117, 2982234, 4473351, 8946702, 13420053, 26840106, 40260159, 80520318]

約数ペア:

[(1, 80520318), (2, 40260159), (3, 26840106), (6, 13420053), (9, 8946702), (18, 4473351), (27, 2982234), (54, 1491117), (81, 994078), (162, 497039), (643, 125226), (773, 104166), (1286, 62613), (1546, 52083), (1929, 41742), (2319, 34722), (3858, 20871), (4638, 17361), (5787, 13914), (6957, 11574)]