208960

素因数分解:

$2^6\times 5^1\times {\mathrm{653}}^1$

素因数の和:670

約数の個数: 28

約数和(自身を含む): 498348

約数和(自身を除く): 289388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 653, 1306, 2612, 3265, 5224, 6530, 10448, 13060, 20896, 26120, 41792, 52240, 104480, 208960]

約数ペア:

[(1, 208960), (2, 104480), (4, 52240), (5, 41792), (8, 26120), (10, 20896), (16, 13060), (20, 10448), (32, 6530), (40, 5224), (64, 3265), (80, 2612), (160, 1306), (320, 653)]