780226005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{491}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 1398539520

約数和(自身を除く): 618313515

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 281, 377, 435, 491, 843, 1131, 1405, 1473, 1885, 2455, 3653, 4215, 5655, 6383, 7365, 8149, 10959, 14239, 18265, 19149, 24447, 31915, 40745, 42717, 54795, 71195, 95745, 105937, 122235, 137971, 185107, 213585, 317811, 413913, 529685, 555321, 689855, 925535, 1589055, 1793623, 2069565, 2776605, 4001159, 5380869, 8968115, 12003477, 20005795, 26904345, 52015067, 60017385, 156045201, 260075335, 780226005]

約数ペア:

[(1, 780226005), (3, 260075335), (5, 156045201), (13, 60017385), (15, 52015067), (29, 26904345), (39, 20005795), (65, 12003477), (87, 8968115), (145, 5380869), (195, 4001159), (281, 2776605), (377, 2069565), (435, 1793623), (491, 1589055), (843, 925535), (1131, 689855), (1405, 555321), (1473, 529685), (1885, 413913), (2455, 317811), (3653, 213585), (4215, 185107), (5655, 137971), (6383, 122235), (7365, 105937), (8149, 95745), (10959, 71195), (14239, 54795), (18265, 42717), (19149, 40745), (24447, 31915)]