1995000

素因数分解:

$2^3\times 3^1\times 5^4\times 7^1\times {\mathrm{19}}^1$

素因数の和:55

約数の個数: 160

約数和(自身を含む): 7497600

約数和(自身を除く): 5502600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 50, 56, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 120, 125, 133, 140, 150, 152, 168, 175, 190, 200, 210, 228, 250, 266, 280, 285, 300, 350, 375, 380, 399, 420, 456, 475, 500, 525, 532, 570, 600, 625, 665, 700, 750, 760, 798, 840, 875, 950, 1000, 1050, 1064, 1140, 1250, 1330, 1400, 1425, 1500, 1596, 1750, 1875, 1900, 1995, 2100, 2280, 2375, 2500, 2625, 2660, 2850, 3000, 3192, 3325, 3500, 3750, 3800, 3990, 4200, 4375, 4750, 5000, 5250, 5320, 5700, 6650, 7000, 7125, 7500, 7980, 8750, 9500, 9975, 10500, 11400, 11875, 13125, 13300, 14250, 15000, 15960, 16625, 17500, 19000, 19950, 21000, 23750, 26250, 26600, 28500, 33250, 35000, 35625, 39900, 47500, 49875, 52500, 57000, 66500, 71250, 79800, 83125, 95000, 99750, 105000, 133000, 142500, 166250, 199500, 249375, 285000, 332500, 399000, 498750, 665000, 997500, 1995000]

約数ペア:

[(1, 1995000), (2, 997500), (3, 665000), (4, 498750), (5, 399000), (6, 332500), (7, 285000), (8, 249375), (10, 199500), (12, 166250), (14, 142500), (15, 133000), (19, 105000), (20, 99750), (21, 95000), (24, 83125), (25, 79800), (28, 71250), (30, 66500), (35, 57000), (38, 52500), (40, 49875), (42, 47500), (50, 39900), (56, 35625), (57, 35000), (60, 33250), (70, 28500), (75, 26600), (76, 26250), (84, 23750), (95, 21000), (100, 19950), (105, 19000), (114, 17500), (120, 16625), (125, 15960), (133, 15000), (140, 14250), (150, 13300), (152, 13125), (168, 11875), (175, 11400), (190, 10500), (200, 9975), (210, 9500), (228, 8750), (250, 7980), (266, 7500), (280, 7125), (285, 7000), (300, 6650), (350, 5700), (375, 5320), (380, 5250), (399, 5000), (420, 4750), (456, 4375), (475, 4200), (500, 3990), (525, 3800), (532, 3750), (570, 3500), (600, 3325), (625, 3192), (665, 3000), (700, 2850), (750, 2660), (760, 2625), (798, 2500), (840, 2375), (875, 2280), (950, 2100), (1000, 1995), (1050, 1900), (1064, 1875), (1140, 1750), (1250, 1596), (1330, 1500), (1400, 1425)]