64044400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:371

約数の個数: 120

約数和(自身を含む): 178515360

約数和(自身を除く): 114470960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 89, 100, 112, 140, 175, 178, 200, 257, 280, 350, 356, 400, 445, 514, 560, 623, 700, 712, 890, 1028, 1246, 1285, 1400, 1424, 1780, 1799, 2056, 2225, 2492, 2570, 2800, 3115, 3560, 3598, 4112, 4450, 4984, 5140, 6230, 6425, 7120, 7196, 8900, 8995, 9968, 10280, 12460, 12850, 14392, 15575, 17800, 17990, 20560, 22873, 24920, 25700, 28784, 31150, 35600, 35980, 44975, 45746, 49840, 51400, 62300, 71960, 89950, 91492, 102800, 114365, 124600, 143920, 160111, 179900, 182984, 228730, 249200, 320222, 359800, 365968, 457460, 571825, 640444, 719600, 800555, 914920, 1143650, 1280888, 1601110, 1829840, 2287300, 2561776, 3202220, 4002775, 4574600, 6404440, 8005550, 9149200, 12808880, 16011100, 32022200, 64044400]

約数ペア:

[(1, 64044400), (2, 32022200), (4, 16011100), (5, 12808880), (7, 9149200), (8, 8005550), (10, 6404440), (14, 4574600), (16, 4002775), (20, 3202220), (25, 2561776), (28, 2287300), (35, 1829840), (40, 1601110), (50, 1280888), (56, 1143650), (70, 914920), (80, 800555), (89, 719600), (100, 640444), (112, 571825), (140, 457460), (175, 365968), (178, 359800), (200, 320222), (257, 249200), (280, 228730), (350, 182984), (356, 179900), (400, 160111), (445, 143920), (514, 124600), (560, 114365), (623, 102800), (700, 91492), (712, 89950), (890, 71960), (1028, 62300), (1246, 51400), (1285, 49840), (1400, 45746), (1424, 44975), (1780, 35980), (1799, 35600), (2056, 31150), (2225, 28784), (2492, 25700), (2570, 24920), (2800, 22873), (3115, 20560), (3560, 17990), (3598, 17800), (4112, 15575), (4450, 14392), (4984, 12850), (5140, 12460), (6230, 10280), (6425, 9968), (7120, 8995), (7196, 8900)]