80639388

素因数分解:

$2^2\times 3^4\times {\mathrm{248887}}^1$

素因数の和:248903

約数の個数: 30

約数和(自身を含む): 210808136

約数和(自身を除く): 130168748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 248887, 497774, 746661, 995548, 1493322, 2239983, 2986644, 4479966, 6719949, 8959932, 13439898, 20159847, 26879796, 40319694, 80639388]

約数ペア:

[(1, 80639388), (2, 40319694), (3, 26879796), (4, 20159847), (6, 13439898), (9, 8959932), (12, 6719949), (18, 4479966), (27, 2986644), (36, 2239983), (54, 1493322), (81, 995548), (108, 746661), (162, 497774), (324, 248887)]