51556725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 103645152

約数和(自身を除く): 52088427

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 37, 45, 55, 75, 99, 111, 165, 185, 225, 275, 333, 407, 495, 555, 563, 825, 925, 1221, 1665, 1689, 2035, 2475, 2775, 2815, 3663, 5067, 6105, 6193, 8325, 8445, 10175, 14075, 18315, 18579, 20831, 25335, 30525, 30965, 42225, 55737, 62493, 91575, 92895, 104155, 126675, 154825, 187479, 229141, 278685, 312465, 464475, 520775, 687423, 937395, 1145705, 1393425, 1562325, 2062269, 3437115, 4686975, 5728525, 10311345, 17185575, 51556725]

約数ペア:

[(1, 51556725), (3, 17185575), (5, 10311345), (9, 5728525), (11, 4686975), (15, 3437115), (25, 2062269), (33, 1562325), (37, 1393425), (45, 1145705), (55, 937395), (75, 687423), (99, 520775), (111, 464475), (165, 312465), (185, 278685), (225, 229141), (275, 187479), (333, 154825), (407, 126675), (495, 104155), (555, 92895), (563, 91575), (825, 62493), (925, 55737), (1221, 42225), (1665, 30965), (1689, 30525), (2035, 25335), (2475, 20831), (2775, 18579), (2815, 18315), (3663, 14075), (5067, 10175), (6105, 8445), (6193, 8325)]