201265525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{647}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 261304704

約数和(自身を除く): 60039179

約数列:

[1, 5, 23, 25, 115, 541, 575, 647, 2705, 3235, 12443, 13525, 14881, 16175, 62215, 74405, 311075, 350027, 372025, 1750135, 8050621, 8750675, 40253105, 201265525]

約数ペア:

[(1, 201265525), (5, 40253105), (23, 8750675), (25, 8050621), (115, 1750135), (541, 372025), (575, 350027), (647, 311075), (2705, 74405), (3235, 62215), (12443, 16175), (13525, 14881)]