201390025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{1181}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 263822400

約数和(自身を除く): 62432375

約数列:

[1, 5, 19, 25, 95, 359, 475, 1181, 1795, 5905, 6821, 8975, 22439, 29525, 34105, 112195, 170525, 423979, 560975, 2119895, 8055601, 10599475, 40278005, 201390025]

約数ペア:

[(1, 201390025), (5, 40278005), (19, 10599475), (25, 8055601), (95, 2119895), (359, 560975), (475, 423979), (1181, 170525), (1795, 112195), (5905, 34105), (6821, 29525), (8975, 22439)]