80901100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2459}}^1$

素因数の和:2527

約数の個数: 72

約数和(自身を含む): 204986880

約数和(自身を除く): 124085780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 94, 100, 140, 175, 188, 235, 329, 350, 470, 658, 700, 940, 1175, 1316, 1645, 2350, 2459, 3290, 4700, 4918, 6580, 8225, 9836, 12295, 16450, 17213, 24590, 32900, 34426, 49180, 61475, 68852, 86065, 115573, 122950, 172130, 231146, 245900, 344260, 430325, 462292, 577865, 809011, 860650, 1155730, 1618022, 1721300, 2311460, 2889325, 3236044, 4045055, 5778650, 8090110, 11557300, 16180220, 20225275, 40450550, 80901100]

約数ペア:

[(1, 80901100), (2, 40450550), (4, 20225275), (5, 16180220), (7, 11557300), (10, 8090110), (14, 5778650), (20, 4045055), (25, 3236044), (28, 2889325), (35, 2311460), (47, 1721300), (50, 1618022), (70, 1155730), (94, 860650), (100, 809011), (140, 577865), (175, 462292), (188, 430325), (235, 344260), (329, 245900), (350, 231146), (470, 172130), (658, 122950), (700, 115573), (940, 86065), (1175, 68852), (1316, 61475), (1645, 49180), (2350, 34426), (2459, 32900), (3290, 24590), (4700, 17213), (4918, 16450), (6580, 12295), (8225, 9836)]