65122225

素因数分解:

$5^2\times 7^2\times {\mathrm{53161}}^1$

素因数の和:53185

約数の個数: 18

約数和(自身を含む): 93937254

約数和(自身を除く): 28815029

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 53161, 265805, 372127, 1329025, 1860635, 2604889, 9303175, 13024445, 65122225]

約数ペア:

[(1, 65122225), (5, 13024445), (7, 9303175), (25, 2604889), (35, 1860635), (49, 1329025), (175, 372127), (245, 265805), (1225, 53161)]