872900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 72

約数和(自身を含む): 2291520

約数和(自身を除く): 1418620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 43, 50, 58, 70, 86, 100, 116, 140, 145, 172, 175, 203, 215, 290, 301, 350, 406, 430, 580, 602, 700, 725, 812, 860, 1015, 1075, 1204, 1247, 1450, 1505, 2030, 2150, 2494, 2900, 3010, 4060, 4300, 4988, 5075, 6020, 6235, 7525, 8729, 10150, 12470, 15050, 17458, 20300, 24940, 30100, 31175, 34916, 43645, 62350, 87290, 124700, 174580, 218225, 436450, 872900]

約数ペア:

[(1, 872900), (2, 436450), (4, 218225), (5, 174580), (7, 124700), (10, 87290), (14, 62350), (20, 43645), (25, 34916), (28, 31175), (29, 30100), (35, 24940), (43, 20300), (50, 17458), (58, 15050), (70, 12470), (86, 10150), (100, 8729), (116, 7525), (140, 6235), (145, 6020), (172, 5075), (175, 4988), (203, 4300), (215, 4060), (290, 3010), (301, 2900), (350, 2494), (406, 2150), (430, 2030), (580, 1505), (602, 1450), (700, 1247), (725, 1204), (812, 1075), (860, 1015)]