25223900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19403}}^1$

素因数の和:19430

約数の個数: 36

約数和(自身を含む): 58949352

約数和(自身を除く): 33725452

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 19403, 38806, 77612, 97015, 194030, 252239, 388060, 485075, 504478, 970150, 1008956, 1261195, 1940300, 2522390, 5044780, 6305975, 12611950, 25223900]

約数ペア:

[(1, 25223900), (2, 12611950), (4, 6305975), (5, 5044780), (10, 2522390), (13, 1940300), (20, 1261195), (25, 1008956), (26, 970150), (50, 504478), (52, 485075), (65, 388060), (100, 252239), (130, 194030), (260, 97015), (325, 77612), (650, 38806), (1300, 19403)]