1625990075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3301}}^1$

素因数の和:3408

約数の個数: 48

約数和(自身を含む): 2284719840

約数和(自身を除く): 658729765

約数列:

[1, 5, 17, 19, 25, 61, 85, 95, 305, 323, 425, 475, 1037, 1159, 1525, 1615, 3301, 5185, 5795, 8075, 16505, 19703, 25925, 28975, 56117, 62719, 82525, 98515, 201361, 280585, 313595, 492575, 1006805, 1066223, 1402925, 1567975, 3423137, 3825859, 5034025, 5331115, 17115685, 19129295, 26655575, 65039603, 85578425, 95646475, 325198015, 1625990075]

約数ペア:

[(1, 1625990075), (5, 325198015), (17, 95646475), (19, 85578425), (25, 65039603), (61, 26655575), (85, 19129295), (95, 17115685), (305, 5331115), (323, 5034025), (425, 3825859), (475, 3423137), (1037, 1567975), (1159, 1402925), (1525, 1066223), (1615, 1006805), (3301, 492575), (5185, 313595), (5795, 280585), (8075, 201361), (16505, 98515), (19703, 82525), (25925, 62719), (28975, 56117)]