20160774800

素因数分解:

$2^4\times 5^2\times {\mathrm{1831}}^1\times {\mathrm{27527}}^1$

素因数の和:29376

約数の個数: 60

約数和(自身を含む): 48464475456

約数和(自身を除く): 28303700656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1831, 3662, 7324, 9155, 14648, 18310, 27527, 29296, 36620, 45775, 55054, 73240, 91550, 110108, 137635, 146480, 183100, 220216, 275270, 366200, 440432, 550540, 688175, 732400, 1101080, 1376350, 2202160, 2752700, 5505400, 11010800, 50401937, 100803874, 201607748, 252009685, 403215496, 504019370, 806430992, 1008038740, 1260048425, 2016077480, 2520096850, 4032154960, 5040193700, 10080387400, 20160774800]

約数ペア:

[(1, 20160774800), (2, 10080387400), (4, 5040193700), (5, 4032154960), (8, 2520096850), (10, 2016077480), (16, 1260048425), (20, 1008038740), (25, 806430992), (40, 504019370), (50, 403215496), (80, 252009685), (100, 201607748), (200, 100803874), (400, 50401937), (1831, 11010800), (3662, 5505400), (7324, 2752700), (9155, 2202160), (14648, 1376350), (18310, 1101080), (27527, 732400), (29296, 688175), (36620, 550540), (45775, 440432), (55054, 366200), (73240, 275270), (91550, 220216), (110108, 183100), (137635, 146480)]