81003600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{22501}}^1$

素因数の和:22525

約数の個数: 90

約数和(自身を含む): 281117486

約数和(自身を除く): 200113886

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 22501, 45002, 67503, 90004, 112505, 135006, 180008, 202509, 225010, 270012, 337515, 360016, 405018, 450020, 540024, 562525, 675030, 810036, 900040, 1012545, 1080048, 1125050, 1350060, 1620072, 1687575, 1800080, 2025090, 2250100, 2700120, 3240144, 3375150, 4050180, 4500200, 5062725, 5400240, 6750300, 8100360, 9000400, 10125450, 13500600, 16200720, 20250900, 27001200, 40501800, 81003600]

約数ペア:

[(1, 81003600), (2, 40501800), (3, 27001200), (4, 20250900), (5, 16200720), (6, 13500600), (8, 10125450), (9, 9000400), (10, 8100360), (12, 6750300), (15, 5400240), (16, 5062725), (18, 4500200), (20, 4050180), (24, 3375150), (25, 3240144), (30, 2700120), (36, 2250100), (40, 2025090), (45, 1800080), (48, 1687575), (50, 1620072), (60, 1350060), (72, 1125050), (75, 1080048), (80, 1012545), (90, 900040), (100, 810036), (120, 675030), (144, 562525), (150, 540024), (180, 450020), (200, 405018), (225, 360016), (240, 337515), (300, 270012), (360, 225010), (400, 202509), (450, 180008), (600, 135006), (720, 112505), (900, 90004), (1200, 67503), (1800, 45002), (3600, 22501)]