188128025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{659}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 246338400

約数和(自身を除く): 58210375

約数列:

[1, 5, 19, 25, 95, 475, 601, 659, 3005, 3295, 11419, 12521, 15025, 16475, 57095, 62605, 285475, 313025, 396059, 1980295, 7525121, 9901475, 37625605, 188128025]

約数ペア:

[(1, 188128025), (5, 37625605), (19, 9901475), (25, 7525121), (95, 1980295), (475, 396059), (601, 313025), (659, 285475), (3005, 62605), (3295, 57095), (11419, 16475), (12521, 15025)]