203419025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{11131}}^1$

素因数の和:11201

約数の個数: 24

約数和(自身を含む): 273312864

約数和(自身を除く): 69893839

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 3655, 11131, 18275, 55655, 189227, 278275, 478633, 946135, 2393165, 4730675, 8136761, 11965825, 40683805, 203419025]

約数ペア:

[(1, 203419025), (5, 40683805), (17, 11965825), (25, 8136761), (43, 4730675), (85, 2393165), (215, 946135), (425, 478633), (731, 278275), (1075, 189227), (3655, 55655), (11131, 18275)]