16011100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 40309920

約数和(自身を除く): 24298820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 89, 100, 140, 175, 178, 257, 350, 356, 445, 514, 623, 700, 890, 1028, 1246, 1285, 1780, 1799, 2225, 2492, 2570, 3115, 3598, 4450, 5140, 6230, 6425, 7196, 8900, 8995, 12460, 12850, 15575, 17990, 22873, 25700, 31150, 35980, 44975, 45746, 62300, 89950, 91492, 114365, 160111, 179900, 228730, 320222, 457460, 571825, 640444, 800555, 1143650, 1601110, 2287300, 3202220, 4002775, 8005550, 16011100]

約数ペア:

[(1, 16011100), (2, 8005550), (4, 4002775), (5, 3202220), (7, 2287300), (10, 1601110), (14, 1143650), (20, 800555), (25, 640444), (28, 571825), (35, 457460), (50, 320222), (70, 228730), (89, 179900), (100, 160111), (140, 114365), (175, 91492), (178, 89950), (257, 62300), (350, 45746), (356, 44975), (445, 35980), (514, 31150), (623, 25700), (700, 22873), (890, 17990), (1028, 15575), (1246, 12850), (1285, 12460), (1780, 8995), (1799, 8900), (2225, 7196), (2492, 6425), (2570, 6230), (3115, 5140), (3598, 4450)]