5128500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:298

約数の個数: 96

約数和(自身を含む): 16144128

約数和(自身を除く): 11015628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 263, 300, 325, 375, 390, 500, 526, 650, 750, 780, 789, 975, 1052, 1300, 1315, 1500, 1578, 1625, 1950, 2630, 3156, 3250, 3419, 3900, 3945, 4875, 5260, 6500, 6575, 6838, 7890, 9750, 10257, 13150, 13676, 15780, 17095, 19500, 19725, 20514, 26300, 32875, 34190, 39450, 41028, 51285, 65750, 68380, 78900, 85475, 98625, 102570, 131500, 170950, 197250, 205140, 256425, 341900, 394500, 427375, 512850, 854750, 1025700, 1282125, 1709500, 2564250, 5128500]

約数ペア:

[(1, 5128500), (2, 2564250), (3, 1709500), (4, 1282125), (5, 1025700), (6, 854750), (10, 512850), (12, 427375), (13, 394500), (15, 341900), (20, 256425), (25, 205140), (26, 197250), (30, 170950), (39, 131500), (50, 102570), (52, 98625), (60, 85475), (65, 78900), (75, 68380), (78, 65750), (100, 51285), (125, 41028), (130, 39450), (150, 34190), (156, 32875), (195, 26300), (250, 20514), (260, 19725), (263, 19500), (300, 17095), (325, 15780), (375, 13676), (390, 13150), (500, 10257), (526, 9750), (650, 7890), (750, 6838), (780, 6575), (789, 6500), (975, 5260), (1052, 4875), (1300, 3945), (1315, 3900), (1500, 3419), (1578, 3250), (1625, 3156), (1950, 2630)]