80111520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{55633}}^1$

素因数の和:55654

約数の個数: 72

約数和(自身を含む): 273385476

約数和(自身を除く): 193273956

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 55633, 111266, 166899, 222532, 278165, 333798, 445064, 500697, 556330, 667596, 834495, 890128, 1001394, 1112660, 1335192, 1668990, 1780256, 2002788, 2225320, 2503485, 2670384, 3337980, 4005576, 4450640, 5006970, 5340768, 6675960, 8011152, 8901280, 10013940, 13351920, 16022304, 20027880, 26703840, 40055760, 80111520]

約数ペア:

[(1, 80111520), (2, 40055760), (3, 26703840), (4, 20027880), (5, 16022304), (6, 13351920), (8, 10013940), (9, 8901280), (10, 8011152), (12, 6675960), (15, 5340768), (16, 5006970), (18, 4450640), (20, 4005576), (24, 3337980), (30, 2670384), (32, 2503485), (36, 2225320), (40, 2002788), (45, 1780256), (48, 1668990), (60, 1335192), (72, 1112660), (80, 1001394), (90, 890128), (96, 834495), (120, 667596), (144, 556330), (160, 500697), (180, 445064), (240, 333798), (288, 278165), (360, 222532), (480, 166899), (720, 111266), (1440, 55633)]