4946781800

素因数分解:

$2^3\times 5^2\times {\mathrm{199}}^1\times {\mathrm{124291}}^1$

素因数の和:124506

約数の個数: 48

約数和(自身を含む): 11559156000

約数和(自身を除く): 6612374200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 199, 200, 398, 796, 995, 1592, 1990, 3980, 4975, 7960, 9950, 19900, 39800, 124291, 248582, 497164, 621455, 994328, 1242910, 2485820, 3107275, 4971640, 6214550, 12429100, 24733909, 24858200, 49467818, 98935636, 123669545, 197871272, 247339090, 494678180, 618347725, 989356360, 1236695450, 2473390900, 4946781800]

約数ペア:

[(1, 4946781800), (2, 2473390900), (4, 1236695450), (5, 989356360), (8, 618347725), (10, 494678180), (20, 247339090), (25, 197871272), (40, 123669545), (50, 98935636), (100, 49467818), (199, 24858200), (200, 24733909), (398, 12429100), (796, 6214550), (995, 4971640), (1592, 3107275), (1990, 2485820), (3980, 1242910), (4975, 994328), (7960, 621455), (9950, 497164), (19900, 248582), (39800, 124291)]