200054895

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 360391680

約数和(自身を除く): 160336785

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 157, 255, 263, 285, 323, 471, 785, 789, 969, 1315, 1615, 2355, 2669, 2983, 3945, 4471, 4845, 4997, 8007, 8949, 13345, 13413, 14915, 14991, 22355, 24985, 40035, 41291, 44745, 50711, 67065, 74955, 84949, 123873, 152133, 206455, 253555, 254847, 424745, 619365, 701947, 760665, 784529, 1274235, 2105841, 2353587, 3509735, 3922645, 10529205, 11767935, 13336993, 40010979, 66684965, 200054895]

約数ペア:

[(1, 200054895), (3, 66684965), (5, 40010979), (15, 13336993), (17, 11767935), (19, 10529205), (51, 3922645), (57, 3509735), (85, 2353587), (95, 2105841), (157, 1274235), (255, 784529), (263, 760665), (285, 701947), (323, 619365), (471, 424745), (785, 254847), (789, 253555), (969, 206455), (1315, 152133), (1615, 123873), (2355, 84949), (2669, 74955), (2983, 67065), (3945, 50711), (4471, 44745), (4845, 41291), (4997, 40035), (8007, 24985), (8949, 22355), (13345, 14991), (13413, 14915)]