80191056.000000000

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:425

約数の個数: 168

約数和(自身を含む): 1137635520

約数和(自身を除く): 737537920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 139, 140, 160, 175, 200, 224, 257, 278, 280, 320, 350, 400, 448, 514, 556, 560, 695, 700, 800, 973, 1028, 1112, 1120, 1285, 1390, 1400, 1600, 1799, 1946, 2056, 2224, 2240, 2570, 2780, 2800, 3475, 3598, 3892, 4112, 4448, 4865, 5140, 5560, 5600, 6425, 6950, 7196, 7784, 8224, 8896, 8995, 9730, 10280, 11120, 11200, 12850, 13900, 14392, 15568, 16448, 17990, 19460, 20560, 22240, 24325, 25700, 27800, 28784, 31136, 35723, 35980, 38920, 41120, 44480, 44975, 48650, 51400, 55600, 57568, 62272, 71446, 71960, 77840, 82240, 89950, 97300, 102800, 111200, 115136, 142892, 143920, 155680, 178615, 179900, 194600, 205600, 222400, 250061, 285784, 287840, 311360, 357230, 359800, 389200, 411200, 500122, 571568, 575680, 714460, 719600, 778400, 893075, 1000244, 1143136, 1250305, 1428920, 1439200, 1556800, 1786150, 2000488, 2286272, 2500610, 2857840, 2878400, 3572300, 4000976, 5001220, 5715680, 6251525, 7144600, 8001952, 10002440, 11431360, 12503050, 14289200, 16003904, 20004880, 25006100, 28578400, 40009760, 50012200, 57156800, 80019520, 100024400, 200048800, 400097600]

約数ペア:

[(1, 400097600), (2, 200048800), (4, 100024400), (5, 80019520), (7, 57156800), (8, 50012200), (10, 40009760), (14, 28578400), (16, 25006100), (20, 20004880), (25, 16003904), (28, 14289200), (32, 12503050), (35, 11431360), (40, 10002440), (50, 8001952), (56, 7144600), (64, 6251525), (70, 5715680), (80, 5001220), (100, 4000976), (112, 3572300), (139, 2878400), (140, 2857840), (160, 2500610), (175, 2286272), (200, 2000488), (224, 1786150), (257, 1556800), (278, 1439200), (280, 1428920), (320, 1250305), (350, 1143136), (400, 1000244), (448, 893075), (514, 778400), (556, 719600), (560, 714460), (695, 575680), (700, 571568), (800, 500122), (973, 411200), (1028, 389200), (1112, 359800), (1120, 357230), (1285, 311360), (1390, 287840), (1400, 285784), (1600, 250061), (1799, 222400), (1946, 205600), (2056, 194600), (2224, 179900), (2240, 178615), (2570, 155680), (2780, 143920), (2800, 142892), (3475, 115136), (3598, 111200), (3892, 102800), (4112, 97300), (4448, 89950), (4865, 82240), (5140, 77840), (5560, 71960), (5600, 71446), (6425, 62272), (6950, 57568), (7196, 55600), (7784, 51400), (8224, 48650), (8896, 44975), (8995, 44480), (9730, 41120), (10280, 38920), (11120, 35980), (11200, 35723), (12850, 31136), (13900, 28784), (14392, 27800), (15568, 25700), (16448, 24325), (17990, 22240), (19460, 20560)]