4398331375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2657}}^1$

素因数の和:2749

約数の個数: 64

約数和(自身を含む): 6269477760

約数和(自身を除く): 1871146385

約数列:

[1, 5, 17, 19, 25, 41, 85, 95, 125, 205, 323, 425, 475, 697, 779, 1025, 1615, 2125, 2375, 2657, 3485, 3895, 5125, 8075, 13243, 13285, 17425, 19475, 40375, 45169, 50483, 66215, 66425, 87125, 97375, 108937, 225845, 252415, 331075, 332125, 544685, 858211, 1129225, 1262075, 1655375, 1851929, 2069803, 2723425, 4291055, 5646125, 6310375, 9259645, 10349015, 13617125, 21455275, 35186651, 46298225, 51745075, 107276375, 175933255, 231491125, 258725375, 879666275, 4398331375]

約数ペア:

[(1, 4398331375), (5, 879666275), (17, 258725375), (19, 231491125), (25, 175933255), (41, 107276375), (85, 51745075), (95, 46298225), (125, 35186651), (205, 21455275), (323, 13617125), (425, 10349015), (475, 9259645), (697, 6310375), (779, 5646125), (1025, 4291055), (1615, 2723425), (2125, 2069803), (2375, 1851929), (2657, 1655375), (3485, 1262075), (3895, 1129225), (5125, 858211), (8075, 544685), (13243, 332125), (13285, 331075), (17425, 252415), (19475, 225845), (40375, 108937), (45169, 97375), (50483, 87125), (66215, 66425)]