75950000

素因数分解:

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

素因数の和:78

約数の個数: 180

約数和(自身を含む): 220860864

約数和(自身を除く): 144910864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 49, 50, 56, 62, 70, 80, 98, 100, 112, 124, 125, 140, 155, 175, 196, 200, 217, 245, 248, 250, 280, 310, 350, 392, 400, 434, 490, 496, 500, 560, 620, 625, 700, 775, 784, 868, 875, 980, 1000, 1085, 1225, 1240, 1250, 1400, 1519, 1550, 1736, 1750, 1960, 2000, 2170, 2450, 2480, 2500, 2800, 3038, 3100, 3125, 3472, 3500, 3875, 3920, 4340, 4375, 4900, 5000, 5425, 6076, 6125, 6200, 6250, 7000, 7595, 7750, 8680, 8750, 9800, 10000, 10850, 12152, 12250, 12400, 12500, 14000, 15190, 15500, 17360, 17500, 19375, 19600, 21700, 21875, 24304, 24500, 25000, 27125, 30380, 30625, 31000, 35000, 37975, 38750, 43400, 43750, 49000, 50000, 54250, 60760, 61250, 62000, 70000, 75950, 77500, 86800, 87500, 96875, 98000, 108500, 121520, 122500, 135625, 151900, 153125, 155000, 175000, 189875, 193750, 217000, 245000, 271250, 303800, 306250, 310000, 350000, 379750, 387500, 434000, 490000, 542500, 607600, 612500, 678125, 759500, 775000, 949375, 1085000, 1225000, 1356250, 1519000, 1550000, 1898750, 2170000, 2450000, 2712500, 3038000, 3797500, 4746875, 5425000, 7595000, 9493750, 10850000, 15190000, 18987500, 37975000, 75950000]

約数ペア:

[(1, 75950000), (2, 37975000), (4, 18987500), (5, 15190000), (7, 10850000), (8, 9493750), (10, 7595000), (14, 5425000), (16, 4746875), (20, 3797500), (25, 3038000), (28, 2712500), (31, 2450000), (35, 2170000), (40, 1898750), (49, 1550000), (50, 1519000), (56, 1356250), (62, 1225000), (70, 1085000), (80, 949375), (98, 775000), (100, 759500), (112, 678125), (124, 612500), (125, 607600), (140, 542500), (155, 490000), (175, 434000), (196, 387500), (200, 379750), (217, 350000), (245, 310000), (248, 306250), (250, 303800), (280, 271250), (310, 245000), (350, 217000), (392, 193750), (400, 189875), (434, 175000), (490, 155000), (496, 153125), (500, 151900), (560, 135625), (620, 122500), (625, 121520), (700, 108500), (775, 98000), (784, 96875), (868, 87500), (875, 86800), (980, 77500), (1000, 75950), (1085, 70000), (1225, 62000), (1240, 61250), (1250, 60760), (1400, 54250), (1519, 50000), (1550, 49000), (1736, 43750), (1750, 43400), (1960, 38750), (2000, 37975), (2170, 35000), (2450, 31000), (2480, 30625), (2500, 30380), (2800, 27125), (3038, 25000), (3100, 24500), (3125, 24304), (3472, 21875), (3500, 21700), (3875, 19600), (3920, 19375), (4340, 17500), (4375, 17360), (4900, 15500), (5000, 15190), (5425, 14000), (6076, 12500), (6125, 12400), (6200, 12250), (6250, 12152), (7000, 10850), (7595, 10000), (7750, 9800), (8680, 8750)]