61438025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1423}}^1$

素因数の和:1601

約数の個数: 24

約数和(自身を含む): 83697024

約数和(自身を除く): 22258999

約数列:

[1, 5, 11, 25, 55, 157, 275, 785, 1423, 1727, 3925, 7115, 8635, 15653, 35575, 43175, 78265, 223411, 391325, 1117055, 2457521, 5585275, 12287605, 61438025]

約数ペア:

[(1, 61438025), (5, 12287605), (11, 5585275), (25, 2457521), (55, 1117055), (157, 391325), (275, 223411), (785, 78265), (1423, 43175), (1727, 35575), (3925, 15653), (7115, 8635)]