50490280

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6343}}^1$

素因数の和:6553

約数の個数: 32

約数和(自身を含む): 114192000

約数和(自身を除く): 63701720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 6343, 7960, 12686, 25372, 31715, 50744, 63430, 126860, 253720, 1262257, 2524514, 5049028, 6311285, 10098056, 12622570, 25245140, 50490280]

約数ペア:

[(1, 50490280), (2, 25245140), (4, 12622570), (5, 10098056), (8, 6311285), (10, 5049028), (20, 2524514), (40, 1262257), (199, 253720), (398, 126860), (796, 63430), (995, 50744), (1592, 31715), (1990, 25372), (3980, 12686), (6343, 7960)]