80439212

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{1709}}^1$

素因数の和:1802

約数の個数: 36

約数和(自身を含む): 164994480

約数和(自身を除く): 84555268

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 1681, 1709, 3362, 3418, 6724, 6836, 11767, 11963, 23534, 23926, 47068, 47852, 70069, 140138, 280276, 490483, 980966, 1961932, 2872829, 5745658, 11491316, 20109803, 40219606, 80439212]

約数ペア:

[(1, 80439212), (2, 40219606), (4, 20109803), (7, 11491316), (14, 5745658), (28, 2872829), (41, 1961932), (82, 980966), (164, 490483), (287, 280276), (574, 140138), (1148, 70069), (1681, 47852), (1709, 47068), (3362, 23926), (3418, 23534), (6724, 11963), (6836, 11767)]