205231325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{1759}}^1$

素因数の和:2141

約数の個数: 24

約数和(自身を含む): 274982400

約数和(自身を除く): 69751075

約数列:

[1, 5, 13, 25, 65, 325, 359, 1759, 1795, 4667, 8795, 8975, 22867, 23335, 43975, 114335, 116675, 571675, 631481, 3157405, 8209253, 15787025, 41046265, 205231325]

約数ペア:

[(1, 205231325), (5, 41046265), (13, 15787025), (25, 8209253), (65, 3157405), (325, 631481), (359, 571675), (1759, 116675), (1795, 114335), (4667, 43975), (8795, 23335), (8975, 22867)]