1085000

素因数分解:

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

素因数の和:64

約数の個数: 80

約数和(自身を含む): 2999040

約数和(自身を除く): 1914040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 100, 124, 125, 140, 155, 175, 200, 217, 248, 250, 280, 310, 350, 434, 500, 620, 625, 700, 775, 868, 875, 1000, 1085, 1240, 1250, 1400, 1550, 1736, 1750, 2170, 2500, 3100, 3500, 3875, 4340, 4375, 5000, 5425, 6200, 7000, 7750, 8680, 8750, 10850, 15500, 17500, 19375, 21700, 27125, 31000, 35000, 38750, 43400, 54250, 77500, 108500, 135625, 155000, 217000, 271250, 542500, 1085000]

約数ペア:

[(1, 1085000), (2, 542500), (4, 271250), (5, 217000), (7, 155000), (8, 135625), (10, 108500), (14, 77500), (20, 54250), (25, 43400), (28, 38750), (31, 35000), (35, 31000), (40, 27125), (50, 21700), (56, 19375), (62, 17500), (70, 15500), (100, 10850), (124, 8750), (125, 8680), (140, 7750), (155, 7000), (175, 6200), (200, 5425), (217, 5000), (248, 4375), (250, 4340), (280, 3875), (310, 3500), (350, 3100), (434, 2500), (500, 2170), (620, 1750), (625, 1736), (700, 1550), (775, 1400), (868, 1250), (875, 1240), (1000, 1085)]