54911480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8123}}^1$

素因数の和:8160

約数の個数: 48

約数和(自身を含む): 133802280

約数和(自身を除く): 78890800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 8123, 16246, 32492, 40615, 64984, 81230, 105599, 162460, 211198, 324920, 422396, 527995, 844792, 1055990, 1372787, 2111980, 2745574, 4223960, 5491148, 6863935, 10982296, 13727870, 27455740, 54911480]

約数ペア:

[(1, 54911480), (2, 27455740), (4, 13727870), (5, 10982296), (8, 6863935), (10, 5491148), (13, 4223960), (20, 2745574), (26, 2111980), (40, 1372787), (52, 1055990), (65, 844792), (104, 527995), (130, 422396), (169, 324920), (260, 211198), (338, 162460), (520, 105599), (676, 81230), (845, 64984), (1352, 40615), (1690, 32492), (3380, 16246), (6760, 8123)]