28128800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{5023}}^1$

素因数の和:5050

約数の個数: 72

約数和(自身を含む): 78494976

約数和(自身を除く): 50366176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5023, 5600, 10046, 20092, 25115, 35161, 40184, 50230, 70322, 80368, 100460, 125575, 140644, 160736, 175805, 200920, 251150, 281288, 351610, 401840, 502300, 562576, 703220, 803680, 879025, 1004600, 1125152, 1406440, 1758050, 2009200, 2812880, 3516100, 4018400, 5625760, 7032200, 14064400, 28128800]

約数ペア:

[(1, 28128800), (2, 14064400), (4, 7032200), (5, 5625760), (7, 4018400), (8, 3516100), (10, 2812880), (14, 2009200), (16, 1758050), (20, 1406440), (25, 1125152), (28, 1004600), (32, 879025), (35, 803680), (40, 703220), (50, 562576), (56, 502300), (70, 401840), (80, 351610), (100, 281288), (112, 251150), (140, 200920), (160, 175805), (175, 160736), (200, 140644), (224, 125575), (280, 100460), (350, 80368), (400, 70322), (560, 50230), (700, 40184), (800, 35161), (1120, 25115), (1400, 20092), (2800, 10046), (5023, 5600)]