71722784

素因数分解:

$2^5\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1609}}^1$

素因数の和:1825

約数の個数: 48

約数和(自身を含む): 162288000

約数和(自身を除く): 90565216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 199, 224, 398, 796, 1393, 1592, 1609, 2786, 3184, 3218, 5572, 6368, 6436, 11144, 11263, 12872, 22288, 22526, 25744, 44576, 45052, 51488, 90104, 180208, 320191, 360416, 640382, 1280764, 2241337, 2561528, 4482674, 5123056, 8965348, 10246112, 17930696, 35861392, 71722784]

約数ペア:

[(1, 71722784), (2, 35861392), (4, 17930696), (7, 10246112), (8, 8965348), (14, 5123056), (16, 4482674), (28, 2561528), (32, 2241337), (56, 1280764), (112, 640382), (199, 360416), (224, 320191), (398, 180208), (796, 90104), (1393, 51488), (1592, 45052), (1609, 44576), (2786, 25744), (3184, 22526), (3218, 22288), (5572, 12872), (6368, 11263), (6436, 11144)]