51517800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{28621}}^1$

素因数の和:28643

約数の個数: 72

約数和(自身を含む): 173019990

約数和(自身を除く): 121502190

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 28621, 57242, 85863, 114484, 143105, 171726, 228968, 257589, 286210, 343452, 429315, 515178, 572420, 686904, 715525, 858630, 1030356, 1144840, 1287945, 1431050, 1717260, 2060712, 2146575, 2575890, 2862100, 3434520, 4293150, 5151780, 5724200, 6439725, 8586300, 10303560, 12879450, 17172600, 25758900, 51517800]

約数ペア:

[(1, 51517800), (2, 25758900), (3, 17172600), (4, 12879450), (5, 10303560), (6, 8586300), (8, 6439725), (9, 5724200), (10, 5151780), (12, 4293150), (15, 3434520), (18, 2862100), (20, 2575890), (24, 2146575), (25, 2060712), (30, 1717260), (36, 1431050), (40, 1287945), (45, 1144840), (50, 1030356), (60, 858630), (72, 715525), (75, 686904), (90, 572420), (100, 515178), (120, 429315), (150, 343452), (180, 286210), (200, 257589), (225, 228968), (300, 171726), (360, 143105), (450, 114484), (600, 85863), (900, 57242), (1800, 28621)]