1688224000

素因数分解:

$2^8\times 5^3\times {\mathrm{52757}}^1$

素因数の和:52788

約数の個数: 72

約数和(自身を含む): 4205656728

約数和(自身を除く): 2517432728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1600, 2000, 3200, 4000, 6400, 8000, 16000, 32000, 52757, 105514, 211028, 263785, 422056, 527570, 844112, 1055140, 1318925, 1688224, 2110280, 2637850, 3376448, 4220560, 5275700, 6594625, 6752896, 8441120, 10551400, 13189250, 13505792, 16882240, 21102800, 26378500, 33764480, 42205600, 52757000, 67528960, 84411200, 105514000, 168822400, 211028000, 337644800, 422056000, 844112000, 1688224000]

約数ペア:

[(1, 1688224000), (2, 844112000), (4, 422056000), (5, 337644800), (8, 211028000), (10, 168822400), (16, 105514000), (20, 84411200), (25, 67528960), (32, 52757000), (40, 42205600), (50, 33764480), (64, 26378500), (80, 21102800), (100, 16882240), (125, 13505792), (128, 13189250), (160, 10551400), (200, 8441120), (250, 6752896), (256, 6594625), (320, 5275700), (400, 4220560), (500, 3376448), (640, 2637850), (800, 2110280), (1000, 1688224), (1280, 1318925), (1600, 1055140), (2000, 844112), (3200, 527570), (4000, 422056), (6400, 263785), (8000, 211028), (16000, 105514), (32000, 52757)]