3689000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 128

約数和(自身を含む): 10782720

約数和(自身を除く): 7093720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 31, 34, 35, 40, 50, 56, 62, 68, 70, 85, 100, 119, 124, 125, 136, 140, 155, 170, 175, 200, 217, 238, 248, 250, 280, 310, 340, 350, 425, 434, 476, 500, 527, 595, 620, 680, 700, 775, 850, 868, 875, 952, 1000, 1054, 1085, 1190, 1240, 1400, 1550, 1700, 1736, 1750, 2108, 2125, 2170, 2380, 2635, 2975, 3100, 3400, 3500, 3689, 3875, 4216, 4250, 4340, 4760, 5270, 5425, 5950, 6200, 7000, 7378, 7750, 8500, 8680, 10540, 10850, 11900, 13175, 14756, 14875, 15500, 17000, 18445, 21080, 21700, 23800, 26350, 27125, 29512, 29750, 31000, 36890, 43400, 52700, 54250, 59500, 65875, 73780, 92225, 105400, 108500, 119000, 131750, 147560, 184450, 217000, 263500, 368900, 461125, 527000, 737800, 922250, 1844500, 3689000]

約数ペア:

[(1, 3689000), (2, 1844500), (4, 922250), (5, 737800), (7, 527000), (8, 461125), (10, 368900), (14, 263500), (17, 217000), (20, 184450), (25, 147560), (28, 131750), (31, 119000), (34, 108500), (35, 105400), (40, 92225), (50, 73780), (56, 65875), (62, 59500), (68, 54250), (70, 52700), (85, 43400), (100, 36890), (119, 31000), (124, 29750), (125, 29512), (136, 27125), (140, 26350), (155, 23800), (170, 21700), (175, 21080), (200, 18445), (217, 17000), (238, 15500), (248, 14875), (250, 14756), (280, 13175), (310, 11900), (340, 10850), (350, 10540), (425, 8680), (434, 8500), (476, 7750), (500, 7378), (527, 7000), (595, 6200), (620, 5950), (680, 5425), (700, 5270), (775, 4760), (850, 4340), (868, 4250), (875, 4216), (952, 3875), (1000, 3689), (1054, 3500), (1085, 3400), (1190, 3100), (1240, 2975), (1400, 2635), (1550, 2380), (1700, 2170), (1736, 2125), (1750, 2108)]