428482000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{6911}}^1$

素因数の和:6965

約数の個数: 80

約数和(自身を含む): 1069645824

約数和(自身を除く): 641163824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 775, 1000, 1240, 1550, 2000, 2480, 3100, 3875, 6200, 6911, 7750, 12400, 13822, 15500, 27644, 31000, 34555, 55288, 62000, 69110, 110576, 138220, 172775, 214241, 276440, 345550, 428482, 552880, 691100, 856964, 863875, 1071205, 1382200, 1713928, 1727750, 2142410, 2764400, 3427856, 3455500, 4284820, 5356025, 6911000, 8569640, 10712050, 13822000, 17139280, 21424100, 26780125, 42848200, 53560250, 85696400, 107120500, 214241000, 428482000]

約数ペア:

[(1, 428482000), (2, 214241000), (4, 107120500), (5, 85696400), (8, 53560250), (10, 42848200), (16, 26780125), (20, 21424100), (25, 17139280), (31, 13822000), (40, 10712050), (50, 8569640), (62, 6911000), (80, 5356025), (100, 4284820), (124, 3455500), (125, 3427856), (155, 2764400), (200, 2142410), (248, 1727750), (250, 1713928), (310, 1382200), (400, 1071205), (496, 863875), (500, 856964), (620, 691100), (775, 552880), (1000, 428482), (1240, 345550), (1550, 276440), (2000, 214241), (2480, 172775), (3100, 138220), (3875, 110576), (6200, 69110), (6911, 62000), (7750, 55288), (12400, 34555), (13822, 31000), (15500, 27644)]