79999500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:449

約数の個数: 192

約数和(自身を含む): 280949760

約数和(自身を除く): 200950260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 125, 133, 140, 150, 175, 190, 210, 228, 250, 266, 285, 300, 350, 375, 380, 399, 401, 420, 475, 500, 525, 532, 570, 665, 700, 750, 798, 802, 875, 950, 1050, 1140, 1203, 1330, 1425, 1500, 1596, 1604, 1750, 1900, 1995, 2005, 2100, 2375, 2406, 2625, 2660, 2807, 2850, 3325, 3500, 3990, 4010, 4750, 4812, 5250, 5614, 5700, 6015, 6650, 7125, 7619, 7980, 8020, 8421, 9500, 9975, 10025, 10500, 11228, 12030, 13300, 14035, 14250, 15238, 16625, 16842, 19950, 20050, 22857, 24060, 28070, 28500, 30075, 30476, 33250, 33684, 38095, 39900, 40100, 42105, 45714, 49875, 50125, 53333, 56140, 60150, 66500, 70175, 76190, 84210, 91428, 99750, 100250, 106666, 114285, 120300, 140350, 150375, 152380, 159999, 168420, 190475, 199500, 200500, 210525, 213332, 228570, 266665, 280700, 300750, 319998, 350875, 380950, 421050, 457140, 533330, 571425, 601500, 639996, 701750, 761900, 799995, 842100, 952375, 1052625, 1066660, 1142850, 1333325, 1403500, 1599990, 1904750, 2105250, 2285700, 2666650, 2857125, 3199980, 3809500, 3999975, 4210500, 5333300, 5714250, 6666625, 7999950, 11428500, 13333250, 15999900, 19999875, 26666500, 39999750, 79999500]

約数ペア:

[(1, 79999500), (2, 39999750), (3, 26666500), (4, 19999875), (5, 15999900), (6, 13333250), (7, 11428500), (10, 7999950), (12, 6666625), (14, 5714250), (15, 5333300), (19, 4210500), (20, 3999975), (21, 3809500), (25, 3199980), (28, 2857125), (30, 2666650), (35, 2285700), (38, 2105250), (42, 1904750), (50, 1599990), (57, 1403500), (60, 1333325), (70, 1142850), (75, 1066660), (76, 1052625), (84, 952375), (95, 842100), (100, 799995), (105, 761900), (114, 701750), (125, 639996), (133, 601500), (140, 571425), (150, 533330), (175, 457140), (190, 421050), (210, 380950), (228, 350875), (250, 319998), (266, 300750), (285, 280700), (300, 266665), (350, 228570), (375, 213332), (380, 210525), (399, 200500), (401, 199500), (420, 190475), (475, 168420), (500, 159999), (525, 152380), (532, 150375), (570, 140350), (665, 120300), (700, 114285), (750, 106666), (798, 100250), (802, 99750), (875, 91428), (950, 84210), (1050, 76190), (1140, 70175), (1203, 66500), (1330, 60150), (1425, 56140), (1500, 53333), (1596, 50125), (1604, 49875), (1750, 45714), (1900, 42105), (1995, 40100), (2005, 39900), (2100, 38095), (2375, 33684), (2406, 33250), (2625, 30476), (2660, 30075), (2807, 28500), (2850, 28070), (3325, 24060), (3500, 22857), (3990, 20050), (4010, 19950), (4750, 16842), (4812, 16625), (5250, 15238), (5614, 14250), (5700, 14035), (6015, 13300), (6650, 12030), (7125, 11228), (7619, 10500), (7980, 10025), (8020, 9975), (8421, 9500)]