30865025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{359}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 40622400

約数和(自身を除く): 9757375

約数列:

[1, 5, 19, 25, 95, 181, 359, 475, 905, 1795, 3439, 4525, 6821, 8975, 17195, 34105, 64979, 85975, 170525, 324895, 1234601, 1624475, 6173005, 30865025]

約数ペア:

[(1, 30865025), (5, 6173005), (19, 1624475), (25, 1234601), (95, 324895), (181, 170525), (359, 85975), (475, 64979), (905, 34105), (1795, 17195), (3439, 8975), (4525, 6821)]