64137425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^2\times {\mathrm{67}}^1$

素因数の和:206

約数の個数: 36

約数和(自身を含む): 89573136

約数和(自身を除く): 25435711

約数列:

[1, 5, 11, 25, 55, 59, 67, 275, 295, 335, 649, 737, 1475, 1675, 3245, 3481, 3685, 3953, 16225, 17405, 18425, 19765, 38291, 43483, 87025, 98825, 191455, 217415, 233227, 957275, 1087075, 1166135, 2565497, 5830675, 12827485, 64137425]

約数ペア:

[(1, 64137425), (5, 12827485), (11, 5830675), (25, 2565497), (55, 1166135), (59, 1087075), (67, 957275), (275, 233227), (295, 217415), (335, 191455), (649, 98825), (737, 87025), (1475, 43483), (1675, 38291), (3245, 19765), (3481, 18425), (3685, 17405), (3953, 16225)]