40145000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:101

約数の個数: 160

約数和(自身を含む): 113963520

約数和(自身を除く): 73818520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 37, 40, 50, 56, 62, 70, 74, 100, 124, 125, 140, 148, 155, 175, 185, 200, 217, 248, 250, 259, 280, 296, 310, 350, 370, 434, 500, 518, 620, 625, 700, 740, 775, 868, 875, 925, 1000, 1036, 1085, 1147, 1240, 1250, 1295, 1400, 1480, 1550, 1736, 1750, 1850, 2072, 2170, 2294, 2500, 2590, 3100, 3500, 3700, 3875, 4340, 4375, 4588, 4625, 5000, 5180, 5425, 5735, 6200, 6475, 7000, 7400, 7750, 8029, 8680, 8750, 9176, 9250, 10360, 10850, 11470, 12950, 15500, 16058, 17500, 18500, 19375, 21700, 22940, 23125, 25900, 27125, 28675, 31000, 32116, 32375, 35000, 37000, 38750, 40145, 43400, 45880, 46250, 51800, 54250, 57350, 64232, 64750, 77500, 80290, 92500, 108500, 114700, 129500, 135625, 143375, 155000, 160580, 161875, 185000, 200725, 217000, 229400, 259000, 271250, 286750, 321160, 323750, 401450, 542500, 573500, 647500, 716875, 802900, 1003625, 1085000, 1147000, 1295000, 1433750, 1605800, 2007250, 2867500, 4014500, 5018125, 5735000, 8029000, 10036250, 20072500, 40145000]

約数ペア:

[(1, 40145000), (2, 20072500), (4, 10036250), (5, 8029000), (7, 5735000), (8, 5018125), (10, 4014500), (14, 2867500), (20, 2007250), (25, 1605800), (28, 1433750), (31, 1295000), (35, 1147000), (37, 1085000), (40, 1003625), (50, 802900), (56, 716875), (62, 647500), (70, 573500), (74, 542500), (100, 401450), (124, 323750), (125, 321160), (140, 286750), (148, 271250), (155, 259000), (175, 229400), (185, 217000), (200, 200725), (217, 185000), (248, 161875), (250, 160580), (259, 155000), (280, 143375), (296, 135625), (310, 129500), (350, 114700), (370, 108500), (434, 92500), (500, 80290), (518, 77500), (620, 64750), (625, 64232), (700, 57350), (740, 54250), (775, 51800), (868, 46250), (875, 45880), (925, 43400), (1000, 40145), (1036, 38750), (1085, 37000), (1147, 35000), (1240, 32375), (1250, 32116), (1295, 31000), (1400, 28675), (1480, 27125), (1550, 25900), (1736, 23125), (1750, 22940), (1850, 21700), (2072, 19375), (2170, 18500), (2294, 17500), (2500, 16058), (2590, 15500), (3100, 12950), (3500, 11470), (3700, 10850), (3875, 10360), (4340, 9250), (4375, 9176), (4588, 8750), (4625, 8680), (5000, 8029), (5180, 7750), (5425, 7400), (5735, 7000), (6200, 6475)]