51542225

素因数分解:

$5^2\times 7^1\times {\mathrm{383}}^1\times {\mathrm{769}}^1$

素因数の和:1169

約数の個数: 24

約数和(自身を含む): 73328640

約数和(自身を除く): 21786415

約数列:

[1, 5, 7, 25, 35, 175, 383, 769, 1915, 2681, 3845, 5383, 9575, 13405, 19225, 26915, 67025, 134575, 294527, 1472635, 2061689, 7363175, 10308445, 51542225]

約数ペア:

[(1, 51542225), (5, 10308445), (7, 7363175), (25, 2061689), (35, 1472635), (175, 294527), (383, 134575), (769, 67025), (1915, 26915), (2681, 19225), (3845, 13405), (5383, 9575)]