8005550

素因数分解:

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

素因数の和:365

約数の個数: 48

約数和(自身を含む): 17275680

約数和(自身を除く): 9270130

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 89, 175, 178, 257, 350, 445, 514, 623, 890, 1246, 1285, 1799, 2225, 2570, 3115, 3598, 4450, 6230, 6425, 8995, 12850, 15575, 17990, 22873, 31150, 44975, 45746, 89950, 114365, 160111, 228730, 320222, 571825, 800555, 1143650, 1601110, 4002775, 8005550]

約数ペア:

[(1, 8005550), (2, 4002775), (5, 1601110), (7, 1143650), (10, 800555), (14, 571825), (25, 320222), (35, 228730), (50, 160111), (70, 114365), (89, 89950), (175, 45746), (178, 44975), (257, 31150), (350, 22873), (445, 17990), (514, 15575), (623, 12850), (890, 8995), (1246, 6425), (1285, 6230), (1799, 4450), (2225, 3598), (2570, 3115)]