85005000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{1889}}^1$

素因数の和:1921

約数の個数: 120

約数和(自身を含む): 287837550

約数和(自身を除く): 202832550

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, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 600, 625, 750, 900, 1000, 1125, 1250, 1500, 1800, 1875, 1889, 2250, 2500, 3000, 3750, 3778, 4500, 5000, 5625, 5667, 7500, 7556, 9000, 9445, 11250, 11334, 15000, 15112, 17001, 18890, 22500, 22668, 28335, 34002, 37780, 45000, 45336, 47225, 56670, 68004, 75560, 85005, 94450, 113340, 136008, 141675, 170010, 188900, 226680, 236125, 283350, 340020, 377800, 425025, 472250, 566700, 680040, 708375, 850050, 944500, 1133400, 1180625, 1416750, 1700100, 1889000, 2125125, 2361250, 2833500, 3400200, 3541875, 4250250, 4722500, 5667000, 7083750, 8500500, 9445000, 10625625, 14167500, 17001000, 21251250, 28335000, 42502500, 85005000]

約数ペア:

[(1, 85005000), (2, 42502500), (3, 28335000), (4, 21251250), (5, 17001000), (6, 14167500), (8, 10625625), (9, 9445000), (10, 8500500), (12, 7083750), (15, 5667000), (18, 4722500), (20, 4250250), (24, 3541875), (25, 3400200), (30, 2833500), (36, 2361250), (40, 2125125), (45, 1889000), (50, 1700100), (60, 1416750), (72, 1180625), (75, 1133400), (90, 944500), (100, 850050), (120, 708375), (125, 680040), (150, 566700), (180, 472250), (200, 425025), (225, 377800), (250, 340020), (300, 283350), (360, 236125), (375, 226680), (450, 188900), (500, 170010), (600, 141675), (625, 136008), (750, 113340), (900, 94450), (1000, 85005), (1125, 75560), (1250, 68004), (1500, 56670), (1800, 47225), (1875, 45336), (1889, 45000), (2250, 37780), (2500, 34002), (3000, 28335), (3750, 22668), (3778, 22500), (4500, 18890), (5000, 17001), (5625, 15112), (5667, 15000), (7500, 11334), (7556, 11250), (9000, 9445)]