68135725

素因数分解:

$5^2\times 7^2\times {\mathrm{55621}}^1$

素因数の和:55645

約数の個数: 18

約数和(自身を含む): 98284074

約数和(自身を除く): 30148349

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 55621, 278105, 389347, 1390525, 1946735, 2725429, 9733675, 13627145, 68135725]

約数ペア:

[(1, 68135725), (5, 13627145), (7, 9733675), (25, 2725429), (35, 1946735), (49, 1390525), (175, 389347), (245, 278105), (1225, 55621)]