538057025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{659}}^1\times {\mathrm{2969}}^1$

素因数の和:3649

約数の個数: 24

約数和(自身を含む): 729194400

約数和(自身を除く): 191137375

約数列:

[1, 5, 11, 25, 55, 275, 659, 2969, 3295, 7249, 14845, 16475, 32659, 36245, 74225, 163295, 181225, 816475, 1956571, 9782855, 21522281, 48914275, 107611405, 538057025]

約数ペア:

[(1, 538057025), (5, 107611405), (11, 48914275), (25, 21522281), (55, 9782855), (275, 1956571), (659, 816475), (2969, 181225), (3295, 163295), (7249, 74225), (14845, 36245), (16475, 32659)]