172765905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 311592960

約数和(自身を除く): 138827055

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 137, 145, 195, 223, 377, 411, 435, 669, 685, 1115, 1131, 1781, 1885, 2055, 2899, 3345, 3973, 5343, 5655, 6467, 8697, 8905, 11919, 14495, 19401, 19865, 26715, 30551, 32335, 43485, 51649, 59595, 84071, 91653, 97005, 152755, 154947, 252213, 258245, 397163, 420355, 458265, 774735, 885979, 1191489, 1261065, 1985815, 2657937, 4429895, 5957445, 11517727, 13289685, 34553181, 57588635, 172765905]

約数ペア:

[(1, 172765905), (3, 57588635), (5, 34553181), (13, 13289685), (15, 11517727), (29, 5957445), (39, 4429895), (65, 2657937), (87, 1985815), (137, 1261065), (145, 1191489), (195, 885979), (223, 774735), (377, 458265), (411, 420355), (435, 397163), (669, 258245), (685, 252213), (1115, 154947), (1131, 152755), (1781, 97005), (1885, 91653), (2055, 84071), (2899, 59595), (3345, 51649), (3973, 43485), (5343, 32335), (5655, 30551), (6467, 26715), (8697, 19865), (8905, 19401), (11919, 14495)]